A transceiver-integrated lens device and an optical communication system

Abstract

The present invention discloses a lens device and an optical communication system with integrated transceiver, comprising: a device body, a first lens module, and a second lens module, wherein the first lens module and the second lens module are both arranged in the device body, and an inlet hole and an outlet hole are arranged on the first side surface of the device body, wherein the inlet hole and the outlet hole are arranged along the third positive direction; the distance between the inlet hole and the outlet hole is smaller than the span value of the first lens module along the third positive direction; the first positive direction A light beam emitted by the light source device is converted into the second positive direction B light beam after passing through the inlet hole and entering the first lens module, and is sequentially transmitted to the second lens module and the remote optical module along the second positive direction; the light beam received by the light source device passes through the outlet hole and is parallel to the first positive direction A light beam. The application scheme can improve the utilization efficiency of optical fiber, reduce the cost of optical fiber infrastructure, and reduce the complexity of optical fiber management.

Description

Technical Field

[0001] The present invention relates to the field of optical communication, and in particular to a transceiver-integrated lens device and an optical communication system. Background Art

[0002] In recent years, with the improvement of R&D capabilities of my country's optical communication industry manufacturers, coupled with the cost advantages of products, global communication manufacturers have generally increased their procurement of my country's optical communication products. This trend has significantly driven the downstream demand of my country's optical module market.

[0003] my country has the most complete optical communication industry chain in the world and is in an important stage of transformation and upgrading of the optical communication industry. The continuous growth of downstream demand has also brought new opportunities for the advancement of optical communication technology. In the field of optical communication, the coupling process is an important process in the production of COB optical modules, and the coupling lens is an indispensable and important device in the coupling step. The coupling lens in the existing technology is single-fiber unidirectional. This design scheme increases the cost of optical fiber infrastructure and increases the complexity of optical fiber management. Summary of the invention

[0004] The technical problem to be solved by the present invention is: how to design a lens device integrating transmission and reception to reduce the cost of optical fiber infrastructure and reduce the complexity of optical fiber management.

[0005] Therefore, to solve the above problems, the embodiments of the present invention propose a transceiver-integrated lens device and an optical communication system, which can improve the utilization efficiency of optical fibers, reduce the cost of optical fiber infrastructure, and reduce the complexity of optical fiber management.

[0006] In the first aspect, an embodiment of the present invention proposes a lens device with a transmitter and receiver, which is used to receive a first positive A beam emitted from a light source device and transmit it to a remote optical module along a second positive direction. The device includes: a device body, a first lens module, and a second lens module. The first lens module and the second lens module are both arranged in the device body. An incident hole and an exit hole are arranged on the first side surface of the device body. The incident hole and the exit hole are arranged along a third positive direction. The distance between the incident hole and the exit hole is less than the span value of the first lens module along the third positive direction. The first positive A beam emitted by the light source device passes through the incident hole and enters the first lens module, and is converted into a second positive B beam, and is transmitted to the second lens module and the remote optical module in sequence along the second positive direction. The light beam received by the light source device passes through the exit hole and is parallel to the first positive A beam. In the above scheme, the light source device has a sending function and a receiving function.

[0007] Its further technical solution is that the transceiver-integrated lens device also includes an LC jumper adapter device, and the distance between the LC jumper adapter device and the first lens module is greater than the distance between the LC jumper adapter device and the second lens module; one end of the LC jumper adapter device is connected to the device body, and the other end of the LC jumper adapter device faces the remote optical module, and the second forward B light beam is converted into a second forward C light beam after being transmitted to the second lens module, and is transmitted to the remote optical module through the LC jumper adapter device.

[0008] Its further technical solution is that the integrated transceiver lens device is used to receive the A light beam in the positive direction of the Z axis emitted from the light source device, and transmit it to the remote optical module along the positive direction of the X axis, and the entrance hole and the exit hole of the device body are arranged along the positive direction of the Y axis; the distance between the entrance hole and the exit hole is smaller than the span value of the first lens module along the Y axis; the A light beam in the positive direction of the Z axis emitted by the light source device passes through the entrance hole and enters the first lens module, and is converted into the B light beam in the positive direction of the X axis, and is transmitted to the second lens module and the remote optical module in sequence along the positive direction of the X axis; the light beam received by the light source device passes through the exit hole along the negative direction of the Z axis, and is parallel to the A light beam in the positive direction of the Z axis.

[0009] Its further technical solution is that the second lens module includes a wavelength division module and a reflective mirror, the distance between the incident hole and the exit hole is greater than the distance between the wavelength division module and the reflective mirror along the third positive direction, and the wavelength division module and the reflective mirror are arranged to avoid space; the A light beam in the positive direction of the Z axis emitted by the light source device passes through the incident hole and enters the first lens module, and is converted into a B light beam in the positive direction of the X axis, and is sequentially transmitted to the wavelength division module and the remote optical module along the positive direction of the X axis; the light beam received by the first lens module is along the negative direction of the X axis and originates from the reflective mirror; the light beam received by the light source device passes through the exit hole along the negative direction of the Z axis and is parallel to the A light beam in the positive direction of the Z axis. In one embodiment, the material of the reflective mirror of the second lens module is PEI1010 material.

[0010] A further technical solution is that the wavelength division module includes a filter and a wavelength division lens, the filter and the wavelength division lens are connected to each other, the filter is 45 degrees to the XZ axis plane, and the reflection surface of the reflection mirror is parallel to the filter. In one embodiment, the filter is made of bk7 or K9 material, and the wavelength division lens is a LENS lens.

[0011] Its further technical solution is that the device body also includes a second side surface arranged opposite to the first side surface, and a vertical total reflection groove body and a horizontal total reflection groove body are arranged on the second side surface, and the span of the horizontal total reflection groove body along the Y axis is smaller than the span of the vertical total reflection groove body along the Y axis; the bottom of the vertical total reflection groove body is a first lens module, and one side wall of the horizontal total reflection groove body is a reflective mirror surface, and the first lens module and the reflective mirror surface are both arranged in the device body, and the image mapped by the wavelength division module on the vertical total reflection groove body and the image mapped by the horizontal total reflection groove body on the vertical total reflection groove body, the distance between the two is greater than zero. In one embodiment, a filter groove is provided on the wavelength division lens, and the filter groove plays the role of fixing the filter. In one embodiment, the filter groove is a square groove with a length of 1.45 mm, a width of 0.3 mm, and a depth of 1.5 mm, which is at an angle of 45 degrees with the horizontal direction. In one embodiment, the wavelength division lens is at an oblique angle of 8 degrees with the vertical direction / horizontal direction, which plays the role of reducing the return loss.

[0012] In the above scheme, preferably, the horizontal total reflection groove body is a square groove of 1 mm, 0.5 mm wide and 2 mm deep, which makes an angle of 45 degrees with the horizontal direction, and the vertical total reflection groove body is divided into two layers, the lower layer of the groove body is a triangular pyramidal groove with a right angle of 1.2 mm, an angle of 45 degrees and a length of 3.2 mm; the upper layer of the groove body is a square groove with a length of 3.2 mm, a width of 1.2 mm and a depth of 0.8 mm.

[0013] A further technical solution is that the difference between the span value of the vertical total reflection slot along the Y axis and the span value of the horizontal total reflection slot along the Y axis is greater than the span value of the wavelength division module along the Y axis; the A light beam in the positive direction of the Z axis emitted by the light source device passes through the incident hole and enters the first lens module, and then is converted into the B light beam in the positive direction of the X axis, and is successively transmitted to the filter and wavelength division lens of the wavelength division module along the positive direction of the X axis, and then is converted into the C light beam in the positive direction of the X axis, and is transmitted to the remote optical module; for details, see Figure 3 , the D beam in the negative direction of the X axis emitted by the remote optical module is converted into the E beam in the positive direction of the Y axis after being transmitted to the filter of the wavelength division module; the reflective mirror receives the E beam in the positive direction of the Y axis and converts it into the F beam in the positive direction of the X axis, and the first lens module receives the F beam in the positive direction of the X axis and converts it into the G beam in the negative direction of the Z axis; see Figure 4 , the G light beam in the negative direction of the Z axis received by the light source device passes through the exit hole and is parallel to the A light beam in the positive direction of the Z axis.

[0014] In a second aspect, an embodiment of the present invention further provides an optical communication system, wherein the optical communication system comprises the transceiver-integrated lens device as described in the first aspect.

[0015] my country has the most complete optical communication industry chain in the world and is in an important stage of transformation and upgrading of the optical communication industry. The continuous growth of downstream demand has also brought new opportunities for the advancement of optical communication technology. In the field of optical communications, the coupling process is an important process in the production of COB optical modules, and the coupling lens is an important device that is indispensable in the coupling step. The coupling lens in the prior art is single-fiber unidirectional. This design scheme increases the cost of optical fiber infrastructure and increases the complexity of optical fiber management. The present application solves the above problems and proposes a transceiver-integrated lens device and an optical communication system, which can improve the utilization efficiency of optical fibers, reduce the cost of optical fiber infrastructure, and reduce the complexity of optical fiber management. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying any creative work.

[0017] Figure 1 A three-dimensional appearance diagram of the transceiver-integrated lens device proposed in an embodiment of the present invention.

[0018] Figure 2 Another three-dimensional appearance diagram of the transceiver-integrated lens device provided in an embodiment of the present invention.

[0019] Figure 3 A three-dimensional optical path diagram of the transceiver-integrated lens device proposed in an embodiment of the present invention.

[0020] Figure 4 Another three-dimensional optical path diagram of the transceiver-integrated lens device proposed in an embodiment of the present invention.

[0021] Figure 5 This is a simplified diagram of the overall optical path of the transceiver-integrated lens device proposed in an embodiment of the present invention.

[0022] Figure 6 A cross-sectional optical path diagram of the transceiver-integrated lens device proposed in an embodiment of the present invention.

[0023] Figure 7 Another cross-sectional optical path diagram of the transceiver-integrated lens device proposed in an embodiment of the present invention.

[0024] Figure 8 This is an appearance diagram of the transceiver-integrated lens device proposed in an embodiment of the present invention.

[0025] Fig. 9 A side view of the transceiver-integrated lens device provided in an embodiment of the present invention.

[0026] Fig.10 This is another side view of the transceiver-integrated lens device provided in an embodiment of the present invention.

[0027] Fig.11 This is a wavelength division module diagram of the transceiver-integrated lens device proposed in an embodiment of the present invention.

[0028] Reference numerals

[0029] A transceiver-integrated lens device 1, a light source device 1a, a remote optical module 1b, a device body 10, a first lens module 11, a second lens module 12, an incident hole 11a, an exit hole 11c, an LC jumper adapter device 20, a wavelength division module 121, a reflective mirror 122, a filter 12a, a wavelength division lens 12b, a first side surface 10a, a second side surface 10b, a vertical total reflection slot 100, and a horizontal total reflection slot 200. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Similar component numbers in the drawings represent similar components. Obviously, the embodiments described below are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] It should be understood that the terms used in the description of the embodiments of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the embodiments of the present invention. As used in the description of the embodiments of the present invention and the appended claims, unless the context clearly indicates otherwise, the singular forms "a", "an" and "the" are intended to include plural forms.

[0032] Example

[0033] See also Figures 1 to 11, is a transceiver-integrated lens device 1 proposed in an embodiment of the present invention, which is used to receive a first positive light beam A emitted from a light source device 1a, and transmit it to a remote optical module 1b along a second positive direction. The device comprises: a device body 10, a first lens module 11, and a second lens module 12. The first lens module 11 and the second lens module 12 are both arranged in the device body 10. An incident hole 11a and an exit hole 11c are arranged on a first side surface 10a of the device body 10. The incident hole 11a and the exit hole 11c are The exit hole 11c is arranged along the third positive direction; the distance between the incident hole 11a and the exit hole 11c is smaller than the span value of the first lens module 11 along the third positive direction; the first positive direction A light beam emitted by the light source device 1a passes through the incident hole 11a and enters the first lens module 11, and is converted into a second positive direction B light beam, and is transmitted to the second lens module 12 and the distal optical module 1b in sequence along the second positive direction; the light beam received by the light source device 1a passes through the exit hole 11c and is parallel to the first positive direction A light beam.

[0034] Furthermore, the transceiver-in-one lens device 1 also includes an LC jumper adapter device 20, and the distance between the LC jumper adapter device 20 and the first lens module 11 is greater than the distance between the LC jumper adapter device 20 and the second lens module 12; one end of the LC jumper adapter device 20 is connected to the device body 10, and the other end of the LC jumper adapter device 20 is toward the remote optical module 1b, and the second forward B light beam is transmitted to the second lens module 12 and then converted into a second forward C light beam, and is transmitted to the remote optical module 1b through the LC jumper adapter device 20.

[0035] For further details, see Figure 3 to Figure 4 The transceiver-integrated lens device 1 is used to receive the A light beam in the positive direction of the Z axis emitted from the light source device 1a, and transmit it to the remote optical module 1b along the positive direction of the X axis. The entrance hole 11a and the exit hole 11c of the device body 10 are arranged along the positive direction of the Y axis; the distance between the entrance hole 11a and the exit hole 11c is smaller than the span value of the first lens module 11 along the Y axis; the A light beam in the positive direction of the Z axis emitted by the light source device 1a passes through the entrance hole 11a and enters the first lens module 11, and is converted into the B light beam in the positive direction of the X axis, and is transmitted to the second lens module 12 and the remote optical module 1b in sequence along the positive direction of the X axis; the light beam received by the light source device 1a passes through the exit hole 11c along the negative direction of the Z axis, and is parallel to the A light beam in the positive direction of the Z axis.

[0036] Furthermore, the second lens module 12 of the integrated transceiver lens device 1 includes a wavelength division module 121 and a reflective mirror 122. The distance between the incident hole 11a and the exit hole 11c is greater than the distance between the wavelength division module 121 and the reflective mirror 122 along the positive direction of the Y axis. The wavelength division module 121 and the reflective mirror 122 are arranged to avoid space between them. The A light beam in the positive direction of the Z axis emitted by the light source device 1a passes through the incident hole 11a and enters the first lens module 11, where it is converted into a B light beam in the positive direction of the X axis, and is sequentially transmitted to the wavelength division module 121 and the distal optical module 1b along the positive direction of the X axis. The light beam received by the first lens module 11 is along the negative direction of the X axis and originates from the reflective mirror 122. The light beam received by the light source device 1a passes through the exit hole 11c along the negative direction of the Z axis and is parallel to the A light beam in the positive direction of the Z axis. For a schematic diagram of the overall optical path of the above embodiment, please refer to Figure 5 .

[0037] Furthermore, the wavelength division module 121 of the integrated transceiver lens device 1 comprises a filter 12a and a wavelength division lens 12b, wherein the filter 12a and the wavelength division lens 12b are connected to each other, the filter 12a is 45 degrees to the XZ axis plane, and the reflection surface of the reflection mirror 122 is parallel to the filter 12a. Fig.11 The filter 12 a is at a 45-degree angle to the XZ-axis plane, and the incident hole 11 a is located close to the wavelength division module 121 .

[0038] In one embodiment, see Figure 6 as well as Figure 7 The first part is the wavelength division optical path in the horizontal direction, that is, the wavelength division module, and the second part is the reflection optical path in the vertical direction, that is, the reflection mirror. The following is a brief introduction to the two parts of the optical path.

[0039] In the wavelength division module, see Figure 6 The horizontal optical path is a wavelength division optical path, which is used to separate the light of different wavelengths coming out of the same optical fiber to form two independent optical paths. Figure 6 As shown in the schematic diagram, the yellow optical path is the common optical path for the transmitting and receiving ends, passing through the filter ( Figure 6 The wavelength of No. 1 in the figure is selected so that the incident light is reflected here ( Figure 6 The outgoing light is refracted here ( Figure 6 Further, the incident light path undergoes total reflection ( Figure 6 2) forms a light path parallel to the outgoing light path, that is, the A light beam and the G light beam are parallel to each other.

[0040] In the reflective mirror, see Figure 7, the vertical light path is the reflection light path, the function of this part is to transform the horizontal incident light beam (or vertical outgoing light beam) into a vertical incident light beam (or horizontal outgoing light beam). Figure 7 As shown, according to the principle of total reflection of light, a 45-degree reflecting surface is set, the left side of the reflecting surface is a material with a higher refractive index, and the right side of the reflecting surface is air.

[0041] For further details, see Figure 2 , Figure 8 , Fig. 9 , Fig.10 The device body 10 of the transceiver-in-one lens device 1 also includes a second side surface 10b arranged opposite to the first side surface 10a, and a vertical total reflection slot 100 and a horizontal total reflection slot 200 are arranged on the second side surface 10b, and the span of the horizontal total reflection slot 200 along the Y axis is smaller than the span of the vertical total reflection slot 100 along the Y axis; the bottom of the vertical total reflection slot 100 is a first lens module 11, and one side wall of the horizontal total reflection slot 200 is a reflection mirror 122, the first lens module 11 and the reflection mirror 122 are both arranged in the device body 10, and the distance between the image projected by the wavelength division module 121 on the vertical total reflection slot 100 and the image projected by the horizontal total reflection slot 200 on the vertical total reflection slot 100 is greater than zero.

[0042] exist Figure 2 In FIG. 1 , the vertical total reflection slot 100 and the horizontal total reflection slot 200 can be seen in the yellow part, and one side wall of the horizontal total reflection slot 200 is a reflection mirror surface 122 which can be seen in the orange part. Figures 8 to 10 In the figure, the No. 1 mark points to the wavelength division module 121 , the No. 2 mark points to the horizontal total reflection slot 200 , and the No. 3 mark points to the vertical total reflection slot 100 .

[0043] Furthermore, the difference between the span value of the vertical total reflection slot 100 along the Y axis and the span value of the horizontal total reflection slot 200 along the Y axis of the transceiver-integrated lens device 1 is greater than the span value of the wavelength division module 121 along the Y axis; the A beam in the positive direction of the Z axis emitted by the light source device 1a passes through the incident hole 11a and enters the first lens module 11, and is converted into the B beam in the positive direction of the X axis, and is successively transmitted to the filter 12a and the wavelength division lens 12b of the wavelength division module 121 along the positive direction of the X axis, and is then converted into the C beam in the positive direction of the X axis, and is transmitted To the remote optical module 1b; the D light beam in the negative direction of the X axis emitted by the remote optical module 1b is converted into the E light beam in the positive direction of the Y axis after being transmitted to the filter 12a of the wavelength division module 121; the reflective mirror 122 receives the E light beam in the positive direction of the Y axis and converts it into the F light beam in the positive direction of the X axis, and the first lens module 11 receives the F light beam in the positive direction of the X axis and converts it into the G light beam in the negative direction of the Z axis; the G light beam in the negative direction of the Z axis received by the light source device 1a passes through the exit hole 11c and is parallel to the A light beam in the positive direction of the Z axis; that is, the A light beam and the G light beam are parallel to each other.

[0044] Furthermore, an embodiment of the present invention also provides an optical communication system, comprising the transceiver-integrated lens device 1 as described in any of the above embodiments. The technical effect is that the optical communication system can improve the utilization efficiency of optical fibers, reduce the cost of optical fiber infrastructure, and reduce the complexity of optical fiber management.

[0045] my country has the most complete optical communication industry chain in the world and is in an important stage of transformation and upgrading of the optical communication industry. The continuous growth of downstream demand has also brought new opportunities for the advancement of optical communication technology. In the field of optical communications, the coupling process is an important process in the production of COB optical modules, and the coupling lens is an important device that is indispensable in the coupling step. The coupling lens in the prior art is single-fiber unidirectional. This design scheme increases the cost of optical fiber infrastructure and increases the complexity of optical fiber management. The present application solves the above problems and proposes a transceiver-integrated lens device and an optical communication system, which can improve the utilization efficiency of optical fibers, reduce the cost of optical fiber infrastructure, and reduce the complexity of optical fiber management.

[0046] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0047] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0048] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be connected, detachably connected, or integrated; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0049] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0050] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms should not be understood as necessarily referring to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification.

[0051] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

[0052] The above is a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can easily think of various equivalent modifications or replacements within the technical scope disclosed by the present invention, and these modifications or replacements should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention shall be based on the protection scope of the claims.

Claims

1. A lens device integrating transmission and reception, characterized in that: The device is used to receive a first forward light beam A emitted from a light source device and transmit it to a remote optical module along a second forward direction, the device comprising: A device body, a first lens module, and a second lens module, wherein the first lens module and the second lens module are both arranged in the device body, an incident hole and an exit hole are arranged on a first side surface of the device body, and the incident hole and the exit hole are arranged along a third positive direction; a distance between the incident hole and the exit hole is smaller than a span value of the first lens module along the third positive direction; The first forward light beam A emitted by the light source device passes through the incident hole and enters the first lens module, and then is transformed into the second forward light beam B, and is sequentially transmitted to the second lens module and the remote optical module along the second forward direction; the light beam received by the light source device passes through the exit hole and is parallel to the first forward light beam A; The transceiver-integrated lens device further includes an LC jumper adapter device, and the distance between the LC jumper adapter device and the first lens module is greater than the distance between the LC jumper adapter device and the second lens module; One end of the LC jumper adapter is connected to the device body, and the other end of the LC jumper adapter faces the remote optical module. The second forward B beam is transmitted to the second lens module and then converted into a second forward C beam, and is transmitted to the remote optical module through the LC jumper adapter; The transceiver-integrated lens device is used to receive the A light beam in the positive direction of the Z axis emitted from the light source device, and transmit it to the remote optical module in the positive direction along the X axis. The entrance hole and the exit hole of the device body are arranged in the positive direction of the Y axis; the distance between the entrance hole and the exit hole is less than the span value of the first lens module along the Y axis; The A light beam in the positive direction of the Z axis emitted by the light source device passes through the incident hole and enters the first lens module, and is converted into the B light beam in the positive direction of the X axis, and is sequentially transmitted to the second lens module and the remote optical module along the positive direction of the X axis; the light beam received by the light source device passes through the exit hole along the negative direction of the Z axis, and is parallel to the A light beam in the positive direction of the Z axis; The second lens module includes a wavelength division module and a reflective mirror surface. The distance between the incident hole and the exit hole is greater than the distance between the wavelength division module and the reflective mirror surface along the positive direction of the Y axis. The wavelength division module and the reflective mirror surface are arranged to avoid space. The A beam in the positive direction of the Z axis emitted by the light source device passes through the incident hole and enters the first lens module, and is converted into the B beam in the positive direction of the X axis, and is transmitted to the wavelength division module and the remote optical module in sequence along the positive direction of the X axis; the light beam received by the first lens module is along the negative direction of the X axis and originates from the reflective mirror surface; the light beam received by the light source device passes through the exit hole along the negative direction of the Z axis and is parallel to the A beam in the positive direction of the Z axis; The wavelength division module comprises a filter and a wavelength division lens, wherein the filter and the wavelength division lens are connected to each other, the filter is 45 degrees to the XZ axis plane, and the reflection surface of the reflection mirror is parallel to the filter; The device body further includes a second side surface disposed opposite to the first side surface, the second side surface is provided with a vertical total reflection slot body and a horizontal total reflection slot body, and the span of the horizontal total reflection slot body along the Y axis is smaller than the span of the vertical total reflection slot body along the Y axis; The bottom of the vertical total reflection trough is a first lens module, and one side wall of the horizontal total reflection trough is a reflecting mirror. The first lens module and the reflecting mirror are both arranged in the device body. The distance between the image projected by the wavelength division module on the vertical total reflection trough and the image projected by the horizontal total reflection trough on the vertical total reflection trough is greater than zero.

2. The transmitting-receiving integrated lens device according to claim 1, characterized in that: The difference between the span value of the vertical total reflection slot along the Y axis and the span value of the horizontal total reflection slot along the Y axis is greater than the span value of the wavelength division module along the Y axis; The A beam in the positive direction of the Z axis emitted by the light source device passes through the incident hole and enters the first lens module, and is converted into the B beam in the positive direction of the X axis. It is sequentially transmitted to the filter and wavelength division lens of the wavelength division module along the positive direction of the X axis, and then converted into the C beam in the positive direction of the X axis, and is transmitted to the remote optical module. The D light beam in the negative direction of the X axis emitted by the remote optical module is converted into the E light beam in the positive direction of the Y axis after being transmitted to the filter of the wavelength division module; the reflective mirror receives the E light beam in the positive direction of the Y axis and converts it into the F light beam in the positive direction of the X axis, and the first lens module receives the F light beam in the positive direction of the X axis and converts it into the G light beam in the negative direction of the Z axis; the G light beam in the negative direction of the Z axis received by the light source device passes through the exit hole and is parallel to the A light beam in the positive direction of the Z axis.

3. An optical communication system, characterized in that: The optical communication system comprises the transceiver-integrated lens device according to any one of claims 1 to 2.

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