CN210893618U - Multifunctional novel optical focal length measuring instrument - Google Patents
Multifunctional novel optical focal length measuring instrument Download PDFInfo
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- CN210893618U CN210893618U CN201921104421.3U CN201921104421U CN210893618U CN 210893618 U CN210893618 U CN 210893618U CN 201921104421 U CN201921104421 U CN 201921104421U CN 210893618 U CN210893618 U CN 210893618U
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- eyepiece
- lighting
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- positioning table
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Abstract
The utility model discloses a multi-functional novel optics focus measuring apparatu relates to optics formula focus measuring apparatu field, and lighting system, collimator and the eyepiece for solving optics formula focus measuring apparatu are difficult to the alignment center line and unsuitable dismantlement because of dismantling the back, lead to the problem of optics formula focus measuring apparatu's functional extension difficulty. The utility model discloses a base, lighting device, glass compass board, glass compass frame, collimator, the thing frame that awaits measuring, eyepiece and guide rail, still including illumination location platform, objective location platform and eyepiece location slider, eyepiece location slider is located the top of guide rail, and the illumination location platform is located the other end of the top of base, and objective location platform is located the middle part of the top of base, and glass compass frame is located between illumination location platform and the objective location platform, and the thing frame that awaits measuring is located between objective location platform and the guide rail. The utility model discloses an illumination system, collimator and eyepiece are convenient to be dismantled to install easily and align the central line again, do benefit to the multi-functional extension of focus measuring apparatu.
Description
Technical Field
The utility model relates to an optics formula focus measuring apparatu field specifically is a multi-functional novel optics focus measuring apparatu.
Background
The focal length measuring instrument is an optical instrument for measuring the focal length of a lens, and has a traditional optical type and an electronic or digital type. The basic focal length measuring principle of the optical focal length measuring instrument is that a light source is used for irradiating a glass compass plate, light beams penetrating through the glass compass plate sequentially penetrate a collimator objective lens with a known focal length and a lens to be measured, and finally, the glass compass plate is observed at the tail end of a light path through a micrometer eyepiece to form an image, and the focal length to be measured is obtained by multiplying the ratio of the imaging distance of two scale marks of the glass compass plate to the actual distance by the focal length of the collimator objective lens.
According to the principle, the optical focal length measuring instrument mainly comprises an illuminating system, a glass rib plate, a collimator, a support, a micrometer eyepiece, a base, a guide rail and a sliding block, if the optical focal length measuring instrument needs to be automated, the micrometer eyepiece, the guide rail and the sliding block only need to be replaced by an image automatic judgment focal plane, motor follow-up control and image processing, and the measuring principle is the same.
At present, an optical focal length measuring instrument is mainly used for detecting and measuring lenses, but the optical focal length measuring instrument is actually very suitable for teaching experiments of various schools, and the optical focal length measuring instrument has a single function, so that schools are more willing to adopt principle teaching demonstration rather than physical teaching; if the illumination system, the collimator and the micrometer eyepiece of the optical focal length measuring instrument are made to be convenient to disassemble, the functionality of the optical focal length measuring instrument can be extended, so that a novel multifunctional optical focal length measuring instrument is urgently needed in the market to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multi-functional novel optics focus measuring apparatu to solve the lighting system, collimator and the eyepiece of the optics formula focus measuring apparatu that provide in the above-mentioned background art and be difficult to the unsuitable dismantlement of alignment center line because of dismantling the back, lead to the problem of the functional extension difficulty of optics formula focus measuring apparatu.
In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional novel optical focal length measuring instrument comprises a base, an illuminating device, a glass rib plate frame, a collimator, an object to be measured frame, an eyepiece and a guide rail, wherein the central lines of the illuminating device, the glass rib plate, the collimator and the eyepiece are collinear, the guide rail is arranged at one end above the base, the multifunctional novel optical focal length measuring instrument further comprises an illuminating positioning table, an objective positioning table and an eyepiece positioning sliding block, the eyepiece positioning sliding block is positioned above the guide rail, the eyepiece is arranged on the upper portion of the eyepiece positioning sliding block, the illuminating positioning table is arranged at the other end above the base, the illuminating device is arranged on the upper portion of the illuminating positioning table, the objective positioning table is positioned in the middle of the upper portion of the base, the collimator is arranged on the upper portion of the objective positioning table, the glass rib plate frame is positioned between the illuminating positioning table and the objective positioning table, the glass compass board set up in on the glass compass frame, the thing frame that awaits measuring is located objective location platform with between the guide rail.
Preferably, the both ends of the up end of illumination location platform are provided with illumination spacing groove and illumination light wire casing respectively, the illumination spacing groove with be provided with the illumination mounting groove between the illumination light wire casing, lighting device set up in the illumination mounting groove, the top of illumination location platform is provided with two illumination stop device, illumination stop device's both ends respectively with the outside both sides swing joint of illumination mounting groove.
Preferably, the two ends of the upper end surface of the objective positioning table are respectively provided with an objective light inlet groove and an objective light outlet groove, a light pipe mounting groove is arranged between the objective light inlet groove and the objective light outlet groove, the collimator is arranged in the light pipe mounting groove, two light pipe limiting devices are arranged above the objective positioning table, and the two ends of each light pipe limiting device are respectively movably connected with the two sides of the outer part of the light pipe mounting groove.
Preferably, the both ends of the up end of eyepiece location slider are provided with eyepiece light inlet groove and eyepiece observation groove respectively, be provided with eyepiece mounting groove one and eyepiece mounting groove two between eyepiece light inlet groove and the eyepiece observation groove, eyepiece mounting groove one with the eyepiece light inlet groove meets, eyepiece mounting groove two with the eyepiece observation groove meets, the eyepiece set up in eyepiece mounting groove one with in the eyepiece mounting groove two, the top of eyepiece location slider is provided with two eyepiece stop devices, eyepiece stop device's both ends respectively with an outside both sides swing joint of eyepiece mounting groove.
Preferably, the lower part of the eyepiece positioning slide block is provided with two sliding grooves, and the two sliding grooves are in sliding connection with the guide rail.
Preferably, the illumination positioning table, the glass roller frame, the objective lens positioning table, the object frame to be measured and the guide rail are respectively and fixedly connected with the base.
Compared with the prior art, the beneficial effects of the utility model are that:
this multi-functional novel optics focus measuring apparatu's lighting device, collimator and eyepiece are convenient to be dismantled, only need take each swing joint's stop device apart and can take off to because illumination mounting groove, collimator mounting groove, eyepiece mounting groove one and eyepiece mounting groove two can play the positioning action, easily align the central line when making lighting device, collimator and eyepiece reinstallate, this is favorable to the multi-functional extension of focus measuring apparatu, has solved optics formula focus measuring apparatu's lighting system, collimator and eyepiece and is difficult to the unsuitable dismantlement of alignment central line after dismantling, leads to the problem of the functional extension difficulty of optics formula focus measuring apparatu.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic perspective view of the illumination device and the illumination positioning table;
FIG. 3 is a schematic top view of the illumination positioning stage;
FIG. 4 is a schematic perspective view of the collimator and the objective positioning stage;
FIG. 5 is a schematic top view of the objective positioning stage;
FIG. 6 is a schematic perspective view of the eyepiece and the eyepiece positioning slide block;
fig. 7 is a schematic top view of the eyepiece positioning slider.
In the figure: 1. a base; 10. an illumination device; 11. an illumination positioning table; 1101. a lighting limiting groove; 1102. an illumination mounting groove; 1103. an illumination light slot; 20. a glass rib plate; 21. a glass roller frame; 30. a collimator; 31. an objective lens positioning stage; 3101. an objective lens light inlet groove; 3102. a light pipe mounting groove; 3103. an objective lens light-emitting slot; 40. an object to be tested; 41. a rack to be tested; 50. an eyepiece; 51. an eyepiece positioning slide block; 5101. an eyepiece light inlet groove; 5102. an ocular mounting groove I; 5103. An eyepiece mounting groove II; 5104. an eyepiece observation groove; 5105. a chute; 52. a guide rail.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-7, the present invention provides an embodiment: a novel multifunctional optical focal length measuring instrument comprises a base 1, an illuminating device 10, a glass rib plate 20, a glass rib plate frame 21, a collimator 30, an object frame 41 to be measured, an ocular 50 and a guide rail 52, wherein the object frame 41 to be measured is provided with an object 40 to be measured, the illuminating device 10, the glass rib plate 20, the collimator 30, the central line of the object 40 to be measured and the ocular 50 are collinear, the guide rail 52 is arranged at one end above the base 1, the novel multifunctional optical focal length measuring instrument further comprises an illuminating positioning table 11, an objective positioning table 31 and an ocular positioning sliding block 51, the ocular positioning sliding block 51 is arranged above the guide rail 52, the ocular 50 is arranged at the upper part of the ocular positioning sliding block 51, the illuminating positioning table 11 is arranged at the other end above the base 1, the illuminating device 10 is arranged at the upper part of the illuminating positioning table 11, the objective positioning table 31 is arranged at the middle part above the base 1, the collimator 30 is arranged at the, the glass compass plate 20 is arranged on the glass compass frame 21, and the object stand 41 is positioned between the objective lens positioning table 31 and the guide rail 52.
Further, both ends of the upper end face of the lighting positioning table 11 are respectively provided with a lighting limiting groove 1101 and a lighting light wire groove 1103, a lighting installation groove 1102 is arranged between the lighting limiting groove 1101 and the lighting light wire groove 1103, the lighting device 10 is arranged in the lighting installation groove 1102, two lighting limiting devices are arranged above the lighting positioning table 11, both ends of each lighting limiting device are respectively movably connected with two sides of the outside of the lighting installation groove 1102, the movable connection mode can be a mode of conveniently detaching a buckle or a magic tape and the like, screw fixation can also be changed, and the two lighting limiting devices are respectively located at both ends of the lighting device 10.
Further, an objective lens light inlet groove 3101 and an objective lens light outlet groove 3103 are respectively arranged at two ends of the upper end surface of the objective lens positioning table 31, a light pipe mounting groove 3102 is arranged between the objective lens light inlet groove 3101 and the objective lens light outlet groove 3103, the collimator 30 is arranged in the light pipe mounting groove 3102, two light pipe limiting devices are arranged above the objective lens positioning table 31, two ends of each light pipe limiting device are respectively movably connected with two sides of the outer part of the light pipe mounting groove 3102, the movable connection mode can be a mode of conveniently disassembling such as a buckle or a magic tape, and can also be fixed by using screws instead, and the two light pipe limiting devices are respectively positioned at two ends of the collimator 30.
Further, the both ends of the up end of eyepiece positioning slider 51 are provided with eyepiece light inlet groove 5101 and eyepiece observation groove 5104 respectively, be provided with eyepiece mounting groove one 5102 and two 5103 of eyepiece mounting groove between eyepiece light inlet groove 5101 and eyepiece observation groove 5104, eyepiece mounting groove one 5102 meets with eyepiece light inlet groove 5101, two 5103 of eyepiece mounting grooves meet with eyepiece observation groove 5104, eyepiece 50 sets up in first 5102 of eyepiece mounting groove and two 5103 of eyepiece mounting groove, the top of eyepiece positioning slider 51 is provided with two eyepiece stop devices, eyepiece stop device's both ends respectively with the outside both sides swing joint of first 5102 of eyepiece mounting groove, the swing joint mode can be for the convenient mode of breaking apart such as buckle or magic subsides, also can use the screw fixation instead, two eyepiece stop devices are located 50 both ends department respectively.
Further, the lower part of the eyepiece positioning slide block 51 is provided with two sliding grooves 5105, and the two sliding grooves 5105 are in sliding connection with the guide rail 52, so that the adjustment is convenient.
Further, the illumination positioning table 11, the glass roller frame 21, the objective positioning table 31, the object frame 41 and the guide rail 52 are respectively fixedly connected with the base 1.
The working principle is as follows:
when the device needs to be disassembled, the lighting device 10, the collimator 30 and the eyepiece 50 can be taken out only by disassembling the lighting limiting device, the collimator limiting device and the eyepiece limiting device, and the multifunctional performance of the optical focal length measuring instrument can be expanded by utilizing the disassembled lighting device 10, the collimator 30 and the eyepiece 50, for example, a focusing barrel with a reticle is added, and the micro-alignment telescope can be assembled; the eyepiece 50 may be used with a microscope; the lighting device 10 may be used as a light bulb for various physical experiments and the like.
When the device is reinstalled, the lighting device 10, the collimator 30 and the eyepiece 50 are respectively placed in the lighting installation groove 1102, the collimator installation groove 3102, the eyepiece installation groove I5102 and the eyepiece installation groove II 5103, and then the lighting limiting device, the collimator limiting device and the eyepiece limiting device are installed, and as the lighting positioning table 11, the objective positioning table 31 and the guide rail 52 are fixedly connected with the base 1, the lighting device 10, the collimator 30 and the eyepiece 50 can be automatically aligned with the central line as long as the lighting positioning table, the objective positioning table 31 and the guide rail 52 are stably installed tightly.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a multi-functional novel optics focus measuring apparatu, includes base (1), lighting device (10), glass roller board (20), glass roller board frame (21), collimator (30), await measuring frame (41), eyepiece (50) and guide rail (52), lighting device (10) glass roller board (20) collimator (30) with the central line collineation of eyepiece (50), guide rail (52) set up in the one end of the top of base (1), its characterized in that: also comprises an illumination positioning table (11), an objective positioning table (31) and an eyepiece positioning slide block (51), the eyepiece positioning slide block (51) is positioned above the guide rail (52), the eyepiece (50) is arranged at the upper part of the eyepiece positioning slide block (51), the lighting positioning table (11) is positioned at the other end above the base (1), the lighting device (10) is arranged at the upper part of the lighting positioning table (11), the objective lens positioning table (31) is positioned in the middle of the upper part of the base (1), the collimator (30) is arranged at the upper part of the objective positioning table (31), the glass roller frame (21) is positioned between the illumination positioning table (11) and the objective lens positioning table (31), the glass roller plate (20) is arranged on the glass roller plate frame (21), and the object frame to be measured (41) is located between the objective lens positioning table (31) and the guide rail (52).
2. The multifunctional novel optical focal length measuring instrument according to claim 1, characterized in that: the utility model discloses a lighting positioning table, including illumination location platform (11), lighting positioning table (1103), lighting positioning table (11) and lighting positioning table, lighting positioning table (11)'s the up end both ends are provided with illumination spacing groove (1101) and illumination light wire casing (1103) respectively, lighting spacing groove (1101) with be provided with lighting installation groove (1102) between lighting wire casing (1103), lighting device (10) set up in lighting installation groove (1102), the top of illumination location platform (11) is provided with two lighting limiting device, lighting limiting device's both ends respectively with the outside both sides swing joint of lighting installation groove (1102).
3. The multifunctional novel optical focal length measuring instrument according to claim 1, characterized in that: the two ends of the upper end face of the objective positioning table (31) are respectively provided with an objective light inlet groove (3101) and an objective light outlet groove (3103), a light pipe installation groove (3102) is arranged between the objective light inlet groove (3101) and the objective light outlet groove (3103), the collimator (30) is arranged in the light pipe installation groove (3102), two light pipe limiting devices are arranged above the objective positioning table (31), and the two ends of the light pipe limiting devices are respectively movably connected with the two sides of the outer part of the light pipe installation groove (3102).
4. The multifunctional novel optical focal length measuring instrument according to claim 1, characterized in that: the two ends of the upper end face of the eyepiece positioning sliding block (51) are respectively provided with an eyepiece light inlet groove (5101) and an eyepiece observation groove (5104), an eyepiece mounting groove I (5102) and an eyepiece mounting groove II (5103) are arranged between the eyepiece light inlet groove (5101) and the eyepiece observation groove (5104), the eyepiece mounting groove I (5102) is connected with the eyepiece light inlet groove (5101), the eyepiece mounting groove II (5103) is connected with the eyepiece observation groove (5104), the eyepiece (50) is arranged in the eyepiece mounting groove I (5102) and the eyepiece mounting groove II (5103), two eyepiece limiting devices are arranged above the eyepiece positioning sliding block (51), and two ends of the eyepiece limiting devices are respectively movably connected with two outer sides of the eyepiece mounting groove I (5102).
5. The multifunctional novel optical focal length measuring instrument according to claim 1 or 4, characterized in that: the lower part of the eyepiece positioning slide block (51) is provided with two sliding grooves (5105), and the two sliding grooves (5105) are in sliding connection with the guide rail (52).
6. The multifunctional novel optical focal length measuring instrument according to any one of claims 1 to 4, wherein: illumination location platform (11), glass roller frame (21), objective location platform (31) await measuring thing frame (41) with guide rail (52) respectively with base (1) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921104421.3U CN210893618U (en) | 2019-07-15 | 2019-07-15 | Multifunctional novel optical focal length measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921104421.3U CN210893618U (en) | 2019-07-15 | 2019-07-15 | Multifunctional novel optical focal length measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210893618U true CN210893618U (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921104421.3U Active CN210893618U (en) | 2019-07-15 | 2019-07-15 | Multifunctional novel optical focal length measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210893618U (en) |
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2019
- 2019-07-15 CN CN201921104421.3U patent/CN210893618U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221025 Address after: 2008-9, Floor 2, No. 108 Daguang Road, Qinhuai District, Nanjing, Jiangsu Province, 210007 Patentee after: Jiangsu Yunyang Instrument Equipment Co.,Ltd. Address before: 210014 810A, Building B, Building 4, Nanjing Baixia Hi tech Industrial Park, No. 6, Yongzhi Road, Qinhuai District, Nanjing, Jiangsu Patentee before: NANJING KEHAIREN PHOTOELECTRIC TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |