Optical lens light transmittance detection device

Abstract

The utility model discloses a device for detecting the light transmittance of an optical lens. The device comprises a basic shell, a frame capable of moving relative to the basic shell and a lens clamping mechanism arranged in the frame, the basic shell is provided with a notch used for containing the frame, and when the basic shell and the notch are embedded, the basic shell and the frame form a closed shell. The lens clamping mechanism is located within the covering range of the frame. A light beam emitter and a light beam receiver are installed on the two parallel faces, opposite to the frame, of the basic shell respectively. According to the optical lens light transmittance detection device, the basic shell and the frame which can move relatively and form the drawer structure are arranged, and the lens clamping mechanism is arranged in the covering range of the frame, so that the optical lens can be located in the closed shell, natural light is effectively isolated, and the light transmittance of the optical lens is detected. The influence of natural light on a detection result is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical lens detection field, concretely is a kind of optical lens transmittance detection device. BACKGROUND

[0002] The transmittance of optical lens refers to the transmission efficiency of lens material after surface processing to light, usually expressed by percentage. The common detection method of optical lens transmittance is photocurrent detection method, which needs to be measured twice, respectively, the photocurrent count value when the measured optical lens is put in and not put in, and the ratio of the two is the transmittance of the measured optical lens.

[0003] The optical lens transmittance detection device in prior art mostly adopts open structure, which is difficult to isolate natural light, and natural light often has transformability, which will affect the accuracy of detection results. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of optical lens transmittance detection device to solve the above problems.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of optical lens transmittance detection device, including base shell, the frame capable of moving relative to base shell and the lens clamping mechanism being set in frame;The base shell is provided with the notch for accommodating frame, and when the base shell and notch are embedded, base shell and frame form a closed shell;

[0007] The lens clamping mechanism is located in the cover range of frame;

[0008] The base shell is installed with light beam emitter and light beam receiver respectively on two opposite faces parallel to frame.

[0009] On the basis of the above technical scheme, the utility model further provides the following optional technical scheme:

[0010] In further scheme: the contact surface of the frame and base shell is integrally formed with guide strip, the base shell is provided with guide groove matched with guide strip, and guide strip is slidably clamped in guide groove.

[0011] In further scheme: the lens clamping mechanism includes support ring, and a plurality of telescopic clamping blocks are installed on the inner ring surface of the support ring, and the plurality of telescopic clamping blocks are equidistantly arranged along the circumference.

[0012] In further scheme: the telescopic clamping block is electric telescopic block.

[0013] In a further aspect: the support ring is rotatably connected to the frame by a rotating shaft and can rotate about a vertical diameter as an axis, the rotating shaft has an operating handle coaxially fixed at an end thereof, and the operating handle is located outside the closed shell when the base shell and the frame are embedded into the closed shell.

[0014] In a further aspect: the operating handle has an indication strip integrally formed on a shaft thereof, the indication strip has a triangular cross section, and the frame is provided with a scale disc at a position corresponding to a periphery of the indication strip.

[0015] Compared with the prior art, the optical lens transmittance detection device has the following beneficial effects:

[0016] The optical lens transmittance detection device has the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 FIG. 4 is a structural schematic view of a base shell and a frame in an unembedded state according to an embodiment of the present application.

[0018] Figure 2 FIG. 5 is a structural schematic view of the base shell and the frame in an embedded state according to an embodiment of the present application.

[0019] Figure 3 FIG. 6 is a structural schematic view of a lens clamping mechanism according to an embodiment of the present application.

[0020] Figure 4 FIG. 7 is a partial enlarged view of FIG. 6. Figure 3

[0021] Reference signs annotation: 10-base shell, 101-beam emitter, 102-beam receiver, 103-guiding groove, 104-notch, 20-frame, 201-guiding strip, 202-scale disc, 30-lens clamping mechanism, 301-support ring, 302-telescopic clamping block, 303-rotating shaft, 40-operating handle, 401-indication strip. DETAILED DESCRIPTION

[0022] ​The utility model will be combined with the following embodiments in detail, in the drawing or specification, similar or same parts use same mark, and in practical application, the shape, thickness or height of each component can be enlarged or reduced. The utility model lists each embodiment only to illustrate the utility model, and is not used to limit the scope of the utility model. Any obvious modification or change made to the utility model does not deviate from the spirit and scope of the utility model.

[0023] Please refer to Figures 1-2 In an embodiment of the utility model, an optical lens transmittance detection device, including basic shell 10, the frame 20 that can move relative to basic shell 10 and the lens clamping mechanism 30 that is set in the frame 20, the notch 104 for accommodating the frame 20 is set on the basic shell 10, and when the basic shell 10 and notch 104 are embedded, the basic shell 10 and the frame 20 form a closed shell, the lens clamping mechanism 30 is located in the cover range of the frame 20, the two parallel faces of the basic shell 10 relative to the frame 20 are respectively equipped with light beam emitter 101 and light beam receiver 102.

[0024] When using, first, the frame 20 is extracted from the basic shell 10, then the lens clamping mechanism 30 is used to clamp and fix the optical lens, after fixing is completed, the frame 20 is pushed back to the basic shell 10, so that the whole forms a closed shell, and the influence of natural light on the detection result is isolated, and the detection precision is improved.

[0025] Further, in the embodiment, the contact surface of the frame 20 and the basic shell 10 is integrally formed with a guide strip 201, the basic shell 10 is provided with a guide groove 103 matched with the guide strip 201, and the guide strip 201 is slidingly clamped in the guide groove 103. Through the cooperation of the guide strip 201 and the guide groove 103, the stability of the frame 20 in the push-pull process can be improved.

[0026] Please refer to Figures 3-4 In an embodiment of the utility model, the lens clamping mechanism 30 includes a support ring 301, a plurality of telescopic clamping blocks 302 are mounted on the inner ring surface of the support ring 301, and the plurality of telescopic clamping blocks 302 are equidistantly arranged in the circumferential direction. When using, the telescopic clamping blocks 302 are used to fix the optical lens, and the circumferential fixing mode ensures that the overall mechanism does not block the light beam.

[0027] Further, in the embodiment, the telescopic clamping block 302 is an electric telescopic block.

[0028] It should be noted that, although the number of telescopic clamping blocks 302 in the embodiment is three, the number of telescopic clamping blocks 302 is not limited in the specific implementation process.

[0029] In one embodiment of the utility model, the support ring 301 is rotatably connected with the frame 20 through the rotating shaft 303 and can rotate around the vertical diameter as the axis, the end of the rotating shaft 303 is coaxially fixed with the operating handle 40, and when the base shell 10 and the frame 20 are embedded into a closed shell, the operating handle 40 is located outside the closed shell, so that the angle of the optical lens can be changed by rotating the support ring 301 through the operating handle 40 during use, so as to meet different detection requirements.

[0030] Further, in the embodiment, the shaft handle of the operating handle 40 is integrally formed with an indicating strip 401, the cross section of the indicating strip 401 is triangular, and the frame 20 is provided with a scale disc 202 at the peripheral position corresponding to the indicating strip 401, so that the optical lens angle can be accurately adjusted by cooperation of the indicating strip 401 and the scale disc 202.

[0031] The working principle of the utility model is:

[0032] The optical lens transmittance detection device in the embodiment of the utility model is characterized in that the base shell 10 and the frame 20 capable of relative movement and constituting a drawer structure are arranged, and the lens clamping mechanism 30 is arranged in the cover range of the frame 20, so that the optical lens can be located in a closed shell, thereby effectively isolating natural light and avoiding the influence of natural light on the detection result; the rotating support ring 301 is arranged, so that the angle of the optical lens can be adjusted during detection, different detection requirements are met, and the optical lens angle can be accurately adjusted by cooperation of the indicating strip 401 and the scale disc 202.

[0033] For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims.

[0034] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can be properly combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. An optical lens light transmission detection device, characterized in that, The application relates to a lens clamping mechanism, which comprises a basic shell (10), a frame (20) capable of moving relative to the basic shell (10) and a lens clamping mechanism (30) arranged in the frame (20). The basic shell (10) is provided with a notch (104) for accommodating the frame (20), and when the basic shell (10) and the notch (104) are embedded, the basic shell (10) and the frame (20) form a closed shell. The lens clamping mechanism (30) is located in the covering range of the frame (20). Two opposite surfaces of the basic shell (10) parallel to the frame (20) are respectively provided with a light beam emitter (101) and a light beam receiver (102).

2. The optical lens transmission detection device according to claim 1, characterized in that, The contact surface of the frame (20) and the basic shell (10) is integrally formed with a guide strip (201), and the basic shell (10) is provided with a guide groove (103) matched with the guide strip (201), and the guide strip (201) is slidably arranged in the guide groove (103).

3. The optical lens transmission detection device according to claim 1, characterized in that, The lens clamping mechanism (30) comprises a supporting ring (301), and a plurality of telescopic clamping blocks (302) are arranged on the inner ring surface of the supporting ring (301) at equal intervals in the circumferential direction.

4. The optical lens transmission detection device according to claim 3, characterized in that, The telescopic clamping block (302) is an electric telescopic block.

5. The optical lens transmission detection device according to claim 3, characterized in that, The supporting ring (301) is rotatably connected with the frame (20) through a rotating shaft (303) and can rotate around the vertical diameter as the axis, the end of the rotating shaft (303) is coaxially fixed with an operating handle (40), and when the basic shell (10) and the frame (20) are embedded into a closed shell, the operating handle (40) is located outside the closed shell.

6. The optical lens transmission detection device according to claim 5, characterized in that, An indicating strip (401) is integrally formed on the shaft handle of the operating handle (40), the cross section of the indicating strip (401) is triangular, and a scale disc (202) is arranged at the peripheral position corresponding to the indicating strip (401) of the frame (20).

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