Condensing lens and lighting system

Abstract

The utility model provides a collecting lens and a lighting system, the lighting system comprises a collecting lens and a light source connected on the collecting lens, the collecting lens comprises a lens main body, and a light mixing lens and a condensing lens which are arranged on the lens main body. The condensing lens mixes the light rays emitted by the light source through the light mixing lens, and then condenses the light rays through the condensing lens, so that the projected light rays are uniform, disordered light spots can be effectively reduced, the light ray integrity is better, and the illumination effect is better. The condenser is particularly suitable for a light source with multicolor or double-color lamp beads, the color consistency of light rays emitted by the light source can be effectively improved, the lighting effect is enhanced, and the use requirements of users for use diversification are efficiently met.

Description

Technical Field

[0001] The utility model relates to the technical field of photography and videography, in particular to a condenser and a lighting system. Background Art

[0002] Generally, in photography and videography scenes, lamps are often needed for lighting. In order to achieve better lighting effects, focusing accessories are often needed in actual operations.

[0003] The focusing accessory is usually a condenser, which can converge the light output angle, increase the brightness of the central light, increase the utilization rate of light, and improve work efficiency.

[0004] However, when the condenser is in use, it will not only converge the light angle and increase the brightness, but also enhance the light emitted by each lamp bead in the surface light source of the photography lamp. Since there will be an installation interval between two lamp beads in the photography lamp, or the color temperature between two adjacent lamp beads will be different, the light emitted by the surface light source of the photography lamp will be easily projected with some spots of different brightness or color temperature after being enhanced by the condenser, which greatly affects the imaging effect of the light. Utility Model Content

[0005] The utility model aims to solve the technical problem that when the condenser in the prior art is in use, the light emitted by the light source is enhanced by the condenser, and the projected light is prone to some light spots with different brightness or color temperature, which greatly affects the imaging effect of the light.

[0006] In order to solve the above technical problems, the utility model provides a condenser, which includes:

[0007] A mirror body, with openings at both ends and a hollow interior, wherein the openings at both ends of the mirror body are respectively a light inlet and a light outlet, and the end of the mirror body provided with the light inlet is used to connect a light source;

[0008] A light-mixing lens is arranged at the light inlet of the mirror body, and the light emitted by the light source can be injected into the interior of the mirror body through the light mixing processing of the light-mixing lens;

[0009] A condensing lens is arranged at the light outlet of the mirror body; the light entering the mirror body is condensed by the condensing lens and emitted from the light outlet.

[0010] In some embodiments of the present application, the condenser also includes a mixing light bracket, which is ring-shaped; the inner wall of the mixing light bracket is provided with a mounting groove, and the mounting groove is used to install the mixing light lens; the mixing light bracket is fixed to the inner wall of the end of the mirror body where a light inlet is provided, and the mixing light lens is arranged corresponding to the light inlet.

[0011] In some embodiments of the present application, the condenser also includes a bayonet piece, which is annular in shape; the outer peripheral side wall of the bayonet piece is provided with a bayonet groove, and the bayonet groove is used to connect the light source; the bayonet piece is fixed to the outer wall of the end of the mirror body where a light inlet is provided, and the light emitted by the light source connected to the bayonet piece can enter the interior of the mirror body through the light inlet and the light mixing treatment of the mixing lens.

[0012] In some embodiments of the present application, the condenser also includes a fastener, which is passed through the bayonet piece, the end of the mirror body provided with a light inlet, and the light mixing bracket, so that the bayonet piece and the light mixing bracket are fixed to the end of the mirror body provided with a light inlet.

[0013] In some embodiments of the present application, the focusing mirror also includes a front shell, which is a cylindrical structure with openings at both ends and a hollow interior; the front shell is detachably connected to the light outlet of the mirror body; the inner peripheral side wall of the front shell is provided with an assembly groove, and the assembly groove is used to install the focusing lens.

[0014] In some embodiments of the present application, the condenser lens further comprises a flexible ring, which is disposed in the assembly groove and sleeved on the outer periphery of the condenser lens;

[0015] The condenser lens also includes a pressure ring, which is annular, connected to the inner peripheral side wall of the front shell and arranged on the side of the condenser lens facing the mixed light lens, and the pressure ring abuts against the flexible ring.

[0016] In some embodiments of the present application, the focusing mirror also includes a connecting piece, the end of the mirror body having the light outlet is sleeved on the outer periphery of the front shell, and the connecting piece is passed through the mirror body and the front shell, so that the front shell is fixed inside the mirror body.

[0017] In some embodiments of the present application, the surface of the mixed light lens is frosted.

[0018] The utility model also provides a lighting system, which includes a light source and the above-mentioned condenser, wherein the light source is connected to the outer side wall of the end of the mirror body provided with a light inlet;

[0019] The light emitted by the light source can be injected into the interior of the mirror body through the light mixing treatment of the light mixing lens at the light inlet, and the light entering the mirror body is then condensed by the condensing lens at the light outlet and emitted from the light outlet.

[0020] In some embodiments of the present application, the light source is an LED light source, and the LED light source includes more than two LED lamp beads with different color temperatures.

[0021] It can be seen from the above technical scheme that the beneficial effects of the utility model are as follows: in the condenser and lighting system of the utility model, the lighting system includes a condenser and a light source connected to the condenser, and the condenser includes a mirror body and a light mixing lens and a focusing lens arranged on the mirror body. The condenser first mixes the light emitted by the light source through the light mixing lens, and then focuses the light through the focusing lens, so that the projected light is uniform, which can effectively reduce messy light spots, make the light more integrated, and have a better lighting effect. The condenser of the present application is particularly suitable for light sources with multi-color or two-color lamp beads, which can effectively improve the color consistency of the light emitted by the light source, enhance the light effect, and efficiently meet the diverse usage needs of users. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of an embodiment of the condenser of the utility model.

[0023] Figure 2 It is a structural schematic diagram of another embodiment of the condenser of the utility model in another direction.

[0024] Figure 3 It is a schematic diagram of the cross-sectional structure of an embodiment of the condenser of the utility model.

[0025] Figure 4 It is a schematic diagram of the cross-sectional structure of another embodiment of the condenser of the utility model in another direction.

[0026] Figure 5 It is a structural schematic diagram of an embodiment of the lighting system of the utility model.

[0027] The reference numerals in the accompanying drawings are explained as follows: 1000, lighting system; 100, condenser; 10, mirror body; 101, light inlet; 102, light outlet; 11, main body; 12, end face portion; 20, mixed light lens; 30, condenser lens; 40, mixed light bracket; 41, mounting groove; 50, bayonet piece; 51, bayonet groove; 60, fastener; 70, front shell; 71, assembly groove; 80, connector; 91, flexible ring; 92, pressure ring; 93, handle; 200, light source. DETAILED DESCRIPTION

[0028] Typical embodiments that embody the features and advantages of the present invention will be described in detail in the following description. It should be understood that the present invention can have various changes in different embodiments without departing from the scope of the present invention, and the descriptions and illustrations therein are essentially for illustrative purposes rather than for limiting the present invention.

[0029] In the description of the present application, it should be understood that in the embodiments shown in the drawings, the indications of directions or positional relationships (such as up, down, left, right, front and back, etc.) are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the devices or elements referred to must have a specific orientation, be constructed and operate in a specific orientation. These descriptions are appropriate when these elements are in the positions shown in the drawings. If the descriptions of the positions of these elements change, the indications of these directions also change accordingly.

[0030] 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. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0031] See also Figure 1 and Figure 2 In one embodiment of the present application, a condenser 100 is provided, which can be used in conjunction with a light source 200 to condense the light emitted by the light source 200, thereby improving the brightness of the central light, increasing the utilization rate of the light, and obtaining a better lighting effect. The condenser 100 includes a mirror body 10, a light mixing lens 20, and a condenser lens 30.

[0032] Specifically, the mirror body 10 has openings at both ends and is hollow inside. The openings at both ends of the mirror body 10 are respectively a light inlet 101 and a light outlet 102. The end of the mirror body 10 provided with the light inlet 101 is used to connect the light source 200. The light mixing lens 20 is arranged at the light inlet 101 of the mirror body 10, and the light emitted by the light source 200 can be emitted into the interior of the mirror body 10 through the light mixing treatment of the light mixing lens 20. The condensing lens 30 is arranged at the light outlet 102 of the mirror body 10, and the light entering the interior of the mirror body 10 is condensed by the condensing lens 100 and emitted from the light outlet 102.

[0033] In some embodiments of the present application, the mirror body 10 includes a main body 11 and an end surface 12 connected to the main body 11. The main body 11 is a cylindrical structure with two openings at both ends and a hollow interior, and the two openings at both ends of the main body 11 are respectively a first opening and a second opening.

[0034] The first opening of the main body 11 constitutes the light outlet 102 of the mirror body 10. The end face portion 12 is annular, and the outer periphery of the end face portion 12 is connected to the inside of the second opening of the main body 11. The end face portion 12 is arranged opposite to the first opening, and the internal space of the end face portion 12 constitutes the light inlet 101 of the mirror body 10.

[0035] That is, in some embodiments of the present application, the diameter of the light inlet 101 of the mirror body 10 is smaller than the diameter of the light outlet 102 of the mirror body 10 .

[0036] In other embodiments of the present application, the light inlet 101 and the light outlet 102 of the mirror body 10 may also be other shapes, such as regular shapes such as a quadrilateral, triangle, ellipse, or other irregular shapes, which are not specifically limited here.

[0037] In some embodiments of the present application, the mixed light lens 20 is disposed at the light inlet 101 of the mirror body 10 , and the light emitted by the light source 200 can be injected into the interior of the mirror body 10 through the mixed light processing of the mixed light lens 20 .

[0038] The mixing lens 20 is directly located at the light inlet 101 of the mirror body 10, so that the light emitted by the light source 200 installed at the end of the mirror body 10 with the light inlet 101 can be directly mixed by the mixing lens 20 without the need for a mixing path, which has a higher mixing efficiency and better light integrity.

[0039] In some examples, the surface of the light-mixing lens 20 may be frosted. The light-mixing lens 20 with a frosted surface can better mix and diverge the light, improve the uniformity of the light, thereby reducing messy light spots and improving the light effect.

[0040] Combination Figure 3 and Figure 4 In some embodiments of the present application, the condenser 100 may further include a light mixing bracket 40. The light mixing bracket 40 is used to assemble the light mixing lens 20 on the lens body 10.

[0041] The light mixing bracket 40 is annular, and the inner wall of the light mixing bracket 40 is provided with a mounting groove 41, and the mounting groove 41 is used to install the light mixing lens 20. The light mixing bracket 40 is fixed to the inner wall of the end face portion 12, and the light mixing lens 20 is arranged corresponding to the light inlet 101. The edges of the light mixing bracket 40 and the light mixing lens 20 can abut against the inner wall of the end face portion 12, so that the light mixing lens 20 corresponds to the light inlet 101.

[0042] In some embodiments of the present application, the condenser 100 may further include a bayonet 50. The bayonet 50 is used to connect the light source 200 to the lens body 10.

[0043] The bayonet 50 is annular, and the outer peripheral side wall of the bayonet 50 is provided with a bayonet groove 51, and the bayonet groove 51 is used to connect the light source 200. The bayonet 50 is fixed to the outer wall of the end surface 12, and the light emitted by the light source 200 connected to the bayonet 50 can enter the interior of the mirror body 10 through the light inlet 101 and the light mixing treatment of the light mixing lens 20.

[0044] In some embodiments of the present application, the condenser 100 may further include a fastener 60 . The fastener 60 is used to connect the light mixing bracket 40 and the bayonet 50 to the condenser body 10 .

[0045] The bayonet 50 is provided with a first fastening hole, the end surface portion 12 of the mirror body 10 is provided with a second fastening hole, and the mixing light bracket 40 is provided with a third fastening hole. The first fastening hole, the second fastening hole and the third fastening hole are arranged correspondingly, and the fastener 60 is passed through the corresponding first fastening hole, the second fastening hole and the third fastening hole, so that the mixing light bracket 40 and the bayonet 50 are respectively fixed on the inner and outer sides of the end surface portion 12, so that the mixing light bracket 40 and the bayonet 50 are connected to the mirror body 10.

[0046] In some examples, the fastener 60 may be a screw or a pin, and accordingly, the first fastening hole, the second fastening hole, and the third fastening hole may be a screw hole or a pin hole.

[0047] In other examples, the light mixing bracket 40 can be eliminated from the condenser 100, and the light mixing lens 20 can be directly set at the light inlet 101 of the end surface 12, so that the overall weight of the condenser 100 can be reduced by eliminating the light mixing bracket 40. In addition, the bayonet 50 can also be detachably connected to the lens body 10 in other ways, such as by snap-fitting, threaded docking, slide-groove docking, etc.

[0048] In some embodiments of the present application, the condenser mirror 100 may further include a front shell 70 , and the front shell 70 is used to install the condenser lens 30 at the light outlet 102 of the mirror body 10 .

[0049] The condenser 100 further comprises a front shell 70, which is a cylindrical structure with two ends open and an inner hollow, and is detachably connected to the light outlet 102 of the mirror body 10. The inner peripheral side wall of the front shell 70 is provided with an assembly groove 71 for mounting the condenser lens 30.

[0050] In some examples, the condenser lens 100 may further include a connecting member 80. The connecting member 80 is used to detachably connect the front shell 70 to the lens body 10.

[0051] The end of the mirror body 10 with the light outlet 102 is sleeved on the outer circumference of the front shell 70, and the end of the mirror body 10 with the light outlet 102 is provided with a first connection hole on its own circumference, and the front shell 70 is provided with a second connection hole, and the second connection hole is arranged corresponding to the first connection hole. The connecting member 80 is inserted into the corresponding first connection hole and the second connection hole, so that the front shell 70 is connected to the mirror body 10.

[0052] In some other examples, the front shell 70 can also be detachably connected to the mirror body 10 in other ways, such as interference fit, threaded connection, snap-on connection, slide groove connection, etc.

[0053] The inner peripheral side wall of the front shell 70 is provided with a mounting groove 71, and the mounting groove 71 is used to install the condenser lens 30. The front shell 70 is connected to the end of the mirror body 10, and the condenser lens 30 arranged in the mounting groove 71 is arranged corresponding to the light outlet 102 of the mirror body 10. The light entering the interior of the mirror body 10 can be condensed by the condenser lens 100 and emitted from the light outlet 102.

[0054] The condenser 100 of the present application first mixes the light emitted by the light source 200 through the light mixing lens 20, and then focuses the light through the focusing lens 30, so that the projected light is uniform, which can effectively reduce the messy light spots, make the light more integrated, and the lighting effect better. The condenser 100 of the present application is particularly suitable for the light source 200 with multi-color or dual-color lamp beads, and can effectively improve the color consistency of the light emitted by the light source 200 and enhance the lighting effect.

[0055] In some embodiments of the present application, the condenser 100 may further include a flexible ring 91. The flexible ring 91 is made of a flexible material, such as rubber, silicone, and the like.

[0056] The flexible ring 91 is arranged in the assembly groove 71, and the flexible ring 91 is sleeved on the outer periphery of the condenser lens 30. The flexible ring 91 can provide a flexible transition between the front shell 70 and the condenser lens 30, avoid the condenser lens 30 being damaged by a hard connection between the condenser lens 30 and the front shell 70, ensure the stability of the overall structure of the condenser 100, and ensure the smooth and normal use of the condenser 100.

[0057] In some embodiments of the present application, the condenser 100 may further include a pressure ring 92. The pressure ring 92 is annular, connected to the inner peripheral side wall of the front shell 70 and arranged on the side of the condenser lens 30 facing the light mixing lens 20, and the pressure ring 92 abuts against the flexible ring 91.

[0058] The outer peripheral side wall of the pressing ring 92 is provided with an external thread, and the corresponding position of the inner peripheral side wall of the front shell 70 is provided with an internal thread. The external thread and the internal thread are threadedly adapted to each other, so that the pressing ring 92 can be detachably connected to the front shell 70.

[0059] In other examples, the pressure ring 92 can also be detachably connected to the front shell 70 in other ways, such as through an interference fit, a fastener and a fastening hole, a buckle and a slot docking, etc.

[0060] In the condenser 100 of the present application, when assembling the condenser lens 30, the flexible ring 91 is firstly sleeved on the outer periphery of the condenser lens 30, and then the condenser lens 30 together with the flexible ring 91 is installed in the assembly groove 71 of the front shell 70, and then the pressure ring 92 is screwed on the inner wall of the front shell 70, and the pressure ring 92 is abutted against the flexible ring 91, so that the condenser lens 30 is stably fixed in the front shell 70.

[0061] Then, by cooperating with the connecting piece 80 , the first connecting hole of the mirror body 10 and the second connecting hole of the front shell 70 , the front shell 70 is installed at the end of the mirror body 10 where the light outlet 102 is provided, and the focusing lens 30 is made to correspond to the light outlet 102 .

[0062] By providing a detachable connection between the front shell 70 and the mirror body 10 , the user can replace different types of focusing lenses 30 according to actual use requirements, thereby achieving different lighting effects.

[0063] In addition, in some embodiments of the present application, the condenser 100 may further include a handle 93. The handle 93 is a C-shaped structure as a whole, and both ends of the opening of the handle 93 are connected to the outer wall of the mirror body 10. The handle 93 can be arranged near the end of the mirror body 10 where the light outlet 102 is provided, and the handle 93 can facilitate the user to lift or transfer the condenser 100, so as to facilitate the use of the user.

[0064] See also Figure 5 In one embodiment of the present application, a lighting system 1000 is provided, which includes a light source 200 and a condenser 100. The light source 200 is connected to the outer wall of the end of the condenser 100 where the mirror body 10 is provided with a light inlet 101. The structure of the condenser 100 has been described above and will not be repeated here.

[0065] In some embodiments of the present application, the light source 200 may be an LED light source, wherein a plurality of LED lamp beads with different color temperatures are provided in the LED light source to enhance the overall light effect of the lighting system 1000.

[0066] The light source 200 is connected to the bayonet groove 51 of the bayonet member 50, so as to be connected to the end surface 12 of the mirror body 10 through the bayonet member 50. The light emitted by the light source 200 can be injected into the interior of the mirror body 10 through the light mixing treatment of the light mixing lens 20 at the light inlet 101, and the light entering the interior of the mirror body 10 is then concentrated by the condenser 100 at the light outlet 102, and then emitted from the light outlet 102.

[0067] For the condenser and lighting system of the present application, the lighting system includes a condenser and a light source connected to the condenser, and the condenser includes a mirror body and a light mixing lens and a focusing lens arranged on the mirror body. The condenser first mixes the light emitted by the light source through the light mixing lens, and then focuses the light through the focusing lens, so that the projected light is uniform, which can effectively reduce messy light spots, make the light more integrated, and have a better lighting effect. The condenser of the present application is particularly suitable for light sources with multi-color or two-color lamp beads, which can effectively improve the color consistency of the light emitted by the light source, enhance the light effect, and efficiently meet the diverse usage needs of users.

[0068] Although the utility model has been described with reference to several typical embodiments, it should be understood that the terms used are illustrative and exemplary, rather than restrictive. Since the utility model can be implemented in a variety of forms without departing from the spirit or essence of the utility model, it should be understood that the above-mentioned embodiments are not limited to any of the aforementioned details, but should be widely interpreted within the spirit and scope defined by the attached claims, so all changes and modifications falling within the scope of the claims or their equivalents should be covered by the attached claims.

Claims

1. A condenser, characterized in that: include: A mirror body, with openings at both ends and a hollow interior, wherein the openings at both ends of the mirror body are respectively a light inlet and a light outlet, and the end of the mirror body provided with the light inlet is used to connect a light source; A light-mixing lens is arranged at the light inlet of the mirror body, and the light emitted by the light source can be injected into the interior of the mirror body through the light mixing processing of the light-mixing lens; A condensing lens is arranged at the light outlet of the mirror body; the light entering the mirror body is condensed by the condensing lens and emitted from the light outlet.

2. The condenser according to claim 1, characterized in that The condenser also includes a light mixing bracket, which is annular; the inner wall of the light mixing bracket is provided with a mounting groove, and the mounting groove is used to install the light mixing lens; the light mixing bracket is fixed to the inner wall of the end of the mirror body provided with a light inlet, and the light mixing lens is arranged corresponding to the light inlet.

3. The condenser according to claim 2, characterized in that: The condenser also includes a bayonet piece, which is annular in shape; the outer peripheral side wall of the bayonet piece is provided with a bayonet groove, and the bayonet groove is used to connect the light source; the bayonet piece is fixed to the outer wall of the end of the mirror body where a light inlet is provided, and the light emitted by the light source connected to the bayonet piece can enter the interior of the mirror body through the light inlet and the light mixing treatment of the mixing lens.

4. The condenser according to claim 3, characterized in that The condenser also includes a fastener, which is passed through the bayonet, the end of the mirror body with a light inlet, and the light mixing bracket, so that the bayonet and the light mixing bracket are fixed to the end of the mirror body with a light inlet.

5. The condenser according to claim 1, characterized in that The condenser lens also includes a front shell, which is a cylindrical structure with openings at both ends and a hollow interior; the front shell is detachably connected to the light outlet of the mirror body; the inner peripheral side wall of the front shell is provided with an assembly groove, and the assembly groove is used to install the condenser lens.

6. The condenser according to claim 5, characterized in that The condenser lens further comprises a flexible ring, which is arranged in the assembly groove and sleeved on the outer periphery of the condenser lens; The condenser lens also includes a pressure ring, which is annular, connected to the inner peripheral side wall of the front shell and arranged on the side of the condenser lens facing the mixed light lens, and the pressure ring abuts against the flexible ring.

7. The condenser according to claim 5, characterized in that: The condenser also includes a connecting piece, the end of the mirror body provided with the light outlet is sleeved on the outer periphery of the front shell, and the connecting piece is penetrated through the mirror body and the front shell, so that the front shell is fixed inside the mirror body.

8. The condenser according to claim 1, characterized in that: The surface of the mixed light lens is frosted.

9. A lighting system, characterized in that: It comprises a light source and a condenser as claimed in any one of claims 1 to 8, wherein the light source is connected to the outer side wall of the end of the mirror body provided with a light inlet; The light emitted by the light source can be injected into the interior of the mirror body through the light mixing treatment of the light mixing lens at the light inlet, and the light entering the mirror body is then condensed by the condensing lens at the light outlet and emitted from the light outlet.

10. The lighting system according to claim 9, characterized in that: The light source is an LED light source, and the LED light source includes more than two LED lamp beads with different color temperatures.

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