CN204924617U - Integration low -light level night vision device performance detects leading optical system - Google Patents
Integration low -light level night vision device performance detects leading optical system Download PDFInfo
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- CN204924617U CN204924617U CN201520709446.1U CN201520709446U CN204924617U CN 204924617 U CN204924617 U CN 204924617U CN 201520709446 U CN201520709446 U CN 201520709446U CN 204924617 U CN204924617 U CN 204924617U
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Abstract
The utility model discloses an integration low -light level night vision device performance detects leading optical system, including the base, be fixed with flexible lens cone spare through lens cone support spare on the base, flexible lens cone spare one end is provided with target plate and illumination utensil, and the other end is provided with objective, and the cover is equipped with foldable lightproof sheet on the objective, is fixed with on the base and is examined equipment stand spare, and the illumination utensil is connected with illumination utensil power. The utility model discloses be provided with horizontal adjustment mechanism, provide horizontal benchmark, realize the detection of graduation slope, adopt the telescopic structure, portable, the detection of performance under the suitable different environment, adopting special keysets to erect and being examined the instrument, firm reliable, the determination of position just can carry out the regulation of height, direction, every single move, has improved the detection precision, be provided with foldable lightproof sheet in the middle of being examined instrument and leading optical system objective, realize the inspection of the shimmer performance under the no darkroom environment, the stability of light source illuminance and spectrum has been guaranteed.
Description
Technical field
The utility model relates to photoelectric instrument detection field, especially relates to the preposition optical system of integrated low-light level night vision device Performance Detection.
Background technology
Whether low-light level night vision device performance reaches result of use and the measuring accuracy that technical requirement directly affects instrument.When detecting low-light level night vision device performance (comprising diopter zero-bit, diopter adjustment scope, field of view center resolving power, focusing range, field luminance homogeneity and stability, gain), need a set of preposition optical system, be used to provide and check target picture, and simulate the light illumination of different dim environment.Mainly there is following problem in existing detection optical system: 1. existing preposition optical system cannot arrange independently background dark situation, can only carry out the Performance Detection of low-light instrument under dark room conditions; 2. existing preposition optical system structure is fixed, and volume is comparatively large, is not easy to carry, and can not meet the Performance Detection of low-light instrument under field environment; 3. existing preposition optical system only has a stationary platform to place by test examination instrument, and the low-light instrument for different model does not have corresponding supporting bindiny mechanism, and cause tested instrument to set up built on the sand, position is uncertain, affects Detection results; 4. existing preposition optical system light source adopts halogen tungsten lamp, restricted lifetime usually, and illumination and spectral distribution are along with having a greater change tenure of use, have larger impact to accuracy of detection.
Utility model content
The purpose of this utility model is the defect overcoming prior art, provides integrated low-light level night vision device Performance Detection preposition optical system.Solve the problems such as tested instrument erection instability, light illumination and spectral drift, substantially increase detection efficiency, reduce testing cost.
The preposition optical system of integration low-light level night vision device Performance Detection, comprise base, base is fixed with Telescopic mirror barrier part by lens cone frame part, Telescopic mirror barrier part one end is provided with target plate and lighting tool, the other end is provided with object lens, object lens are arranged with collapsible sheet against sunshine, base is fixed with tested instrument suppotr frame member, lighting tool is connected with lighting tool power supply.
Telescopic mirror barrier part as above comprises the parallax graduation cylinder connected successively, first retracting cylinder and the second retracting cylinder, target plate and lighting tool are arranged on parallax graduation cylinder end, object lens are arranged on the second retracting cylinder end, the cylinder side of parallax graduation cylinder is provided with groove vertically, on first retracting cylinder, the position of corresponding groove offers parallax graduation reading window, the adjustment of parallax graduation cylinder turns spiral shell and is arranged on the first retracting cylinder, the screw rod that the adjustment of parallax graduation cylinder turns spiral shell is arranged with gear, wheel and rack is adaptive, tooth bar is fixed on parallax graduation cylinder, first retracting cylinder and the second retracting cylinder fix relative position by retracting cylinder locking handwheel, second retracting cylinder is fixed with handle.
Lens cone frame part first parallel light tube support as above and the second parallel light tube support, first parallel light tube cradle top fixes spiral shell by the first retracting cylinder and the first retracting cylinder is fixed, and the bottom of the first parallel light tube support is fixed by the second parallel light tube support clamp screw and base; The top of the second parallel light tube support fixes spiral shell by the second retracting cylinder and the second retracting cylinder is fixed, and the bottom of the second parallel light tube support is fixed by the first parallel light tube support clamp screw and base.
Base as above is provided with longitudinal level bubble and horizontal leveling bubble, the bottom of base is provided with horizontal adjustment spiral shell.
Tested instrument suppotr frame member as above comprises support dovetail Connection Block, support dovetail Connection Block is provided with frame support rails, frame support rails upper end is provided with the back up pad that can rotate in a circumferential direction, back up pad side is flexibly connected with web joint pickup groove side by loose-leaf, support pitch regulation turns spiral shell and offsets through back up pad and web joint pickup groove from the bottom up, support pitch regulation turns spiral shell both sides and is respectively arranged with elastic reaction support and horizontal direction adjusting pole, elastic reaction support is arranged and turns with support pitch regulation the spring part that spiral shell side offsets, horizontal direction adjusting pole is provided with internal thread hole, internal thread hole on holder orientation regulating rotary spiral shell and horizontal direction adjusting pole is adaptive, the thread end of holder orientation regulating rotary spiral shell and support pitch regulation turn spiral shell opposite side and offset, be provided with in the groove of web joint pickup groove by test examination instrument card extender, passed web joint pickup groove cell wall by test examination instrument card extender locking screw and offseted by test examination instrument card extender, test examination instrument card extender is fixed with by test examination instrument connector, be provided with by test examination instrument locking screw by screw thread by test examination instrument connector.
Concrete technical scheme adopted for achieving the above object is as follows:
1. be provided with level(l)ing mechanism, horizontal reference is provided, realize the detection of reticle tilt;
2. adopt telescopic structure, be easy to carry, the detection of performance under applicable varying environment;
3. adopt the erection of special card extender by test examination instrument, solid and reliable, position is determined and can be carried out the adjustment of height, direction, pitching, improves accuracy of detection;
4. be provided with collapsible sheet against sunshine by the middle of test examination instrument and preposition optical system lens, realize the inspection without the low-light performance under dark room conditions;
5. adopt lighting to adopt LED light source to replace halogen tungsten lamp, ensure that the stability of light illumination and spectrum.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is telescopic collimator structure schematic diagram;
Fig. 3 is adjustable Bracket for Inspection structural representation;
Fig. 4 is lighting tool power supply architecture schematic diagram (front view);
Fig. 5 is lighting tool power supply architecture schematic diagram (rear view).
In figure: 1-lighting tool, 2-target plate, the telescopic parallel light tube of 3-, the collapsible sheet against sunshine of 4-, 5-is by test examination instrument, 6-is adjustable Bracket for Inspection, 7-bracket base, 8-bracket base support bar, 9-bracket base support bar locking screw, 10-telescopic connecting rod, 11-lighting tool power supply, 12-parallax graduation cylinder, 13-first retracting cylinder, 14-retracting cylinder locking handwheel, 15-handle, 16-second retracting cylinder, 17-objective tube, 18-object lens, 19-second retracting cylinder fixes spiral shell, 20-first parallel light tube support, 21-first parallel light tube support clamp screw, 22-telescopic connecting rod mounting hole, 23-longitudinal level bubble, the horizontal leveling bubble of 24-, 25-horizontal adjustment spiral shell, 26-base, 27-second parallel light tube support clamp screw, 28-second parallel light tube support, 29-first retracting cylinder fixes spiral shell, the adjustment of 30-parallax graduation cylinder turns spiral shell, 31-parallax graduation reading window, 32-is by test examination instrument connector, 33-is by test examination instrument locking screw, 34-is by test examination instrument card extender, 35-is by test examination instrument card extender locking screw, 36-holder orientation regulating rotary spiral shell, 37-support pitch regulation turns spiral shell, 38-frame support rails, 39-support height regulating rotary spiral shell, 40-support height regulates locking screw, 41-support dovetail Connection Block, 42-high illumination Current adjustment hole, 43-low-light (level) Current adjustment hole, 44-power switch, 45-high low-light (level) selector switch, 46-outlet, 47-lighting tool connector, 48-web joint pickup groove, 49-bracing frame, 50-elastic reaction support, 51-horizontal direction adjusting pole, 52-spring part.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Embodiment 1:
The preposition optical system of integration low-light level night vision device Performance Detection, comprise base 26, base 26 is fixed with Telescopic mirror barrier part by lens cone frame part, Telescopic mirror barrier part one end is provided with target plate 2 and lighting tool 1, the other end is provided with object lens 18, object lens 18 are arranged with collapsible sheet against sunshine 4, base 26 is fixed with tested instrument suppotr frame member, lighting tool 1 is connected with lighting tool power supply 11.
Preferably, Telescopic mirror barrier part comprises the parallax graduation cylinder 12 connected successively, first retracting cylinder 13 and the second retracting cylinder 16, target plate 2 and lighting tool 1 are arranged on parallax graduation cylinder 12 end, object lens 18 are arranged on the second retracting cylinder 16 end, the cylinder side of parallax graduation cylinder 12 is provided with groove vertically, on first retracting cylinder 13, the position of corresponding groove offers parallax graduation reading window 31, the adjustment of parallax graduation cylinder turns spiral shell 30 and is arranged on the first retracting cylinder 13, the screw rod that the adjustment of parallax graduation cylinder turns spiral shell 30 is arranged with gear, wheel and rack is adaptive, tooth bar is fixed on parallax graduation cylinder 12, first retracting cylinder 13 and the second retracting cylinder 16 fix relative position by retracting cylinder locking handwheel 14, second retracting cylinder 16 is fixed with handle 15.
Preferably, lens cone frame part first parallel light tube support 20 and the second parallel light tube support 28, first parallel light tube support 20 top fixes spiral shell 29 by the first retracting cylinder and the first retracting cylinder 13 is fixed, and the bottom of the first parallel light tube support 20 is fixed by the second parallel light tube support clamp screw 27 and base 26; The top of the second parallel light tube support 28 fixes spiral shell 19 by the second retracting cylinder and the second retracting cylinder 16 is fixed, and the bottom of the second parallel light tube support 28 is fixed with base by the first parallel light tube support clamp screw 21.
Preferably, base 26 is provided with longitudinal level bubble 23 and horizontal leveling bubble 24, the bottom of base 26 is provided with horizontal adjustment spiral shell 25.
Preferably, tested instrument suppotr frame member comprises support dovetail Connection Block 41, support dovetail Connection Block 41 is provided with frame support rails 38, frame support rails 38 upper end is provided with the back up pad 49 that can rotate in a circumferential direction, back up pad 49 side is flexibly connected with web joint pickup groove 48 side by loose-leaf, support pitch regulation turns spiral shell 37 and offsets through back up pad 49 and web joint pickup groove 48 from the bottom up, support pitch regulation turns spiral shell 37 both sides and is respectively arranged with elastic reaction support 50 and horizontal direction adjusting pole 51, elastic reaction support 50 is arranged and turns with support pitch regulation the spring part 52 that spiral shell 37 side offsets, horizontal direction adjusting pole 51 is provided with internal thread hole, holder orientation regulating rotary spiral shell 36 is adaptive with the internal thread hole on horizontal direction adjusting pole 51, the thread end of holder orientation regulating rotary spiral shell 36 and support pitch regulation turn spiral shell 37 opposite side and offset, be provided with in the groove of web joint pickup groove 48 by test examination instrument card extender 34, passed web joint pickup groove 48 cell wall by test examination instrument card extender locking screw 35 and offseted by test examination instrument card extender 34, test examination instrument card extender 34 is fixed with by test examination instrument connector 32, be provided with by test examination instrument locking screw 33 by screw thread by test examination instrument connector 32.
During this device busy:
Horizontal adjustment spiral shell 25 is installed on base plate 26 by step 1., and the first parallel light tube support 20 is fixing on base plate 26 by the first parallel light tube support clamp screw 21, and the second parallel light tube support 28 is fixing on base plate 26 by the second parallel light tube support clamp screw 27.
Locating piece on second retracting cylinder 16 is placed in the pilot hole of the first parallel light tube support 20 by step 2., and fix spiral shell 19 by the second retracting cylinder and fix through pilot hole, unclamp retracting cylinder locking handwheel 14 and extract the first retracting cylinder 13 out, the locating piece of the first retracting cylinder 13 is placed in the pilot hole of the second parallel light tube support 28, and fixes spiral shell 29 by the first retracting cylinder and fix through pilot hole.
Target plate 2 is arranged on parallax graduation cylinder 12 that (target plate has cross target, low-light high-contrast resolution target plate, low-light low contrast resolution target plate by step 3., according to different demands on examinations, different target plates is installed), lighting tool 1 is arranged on target plate 2, connect lighting tool 1 and lighting tool power supply 11, lighting tool power supply 11 is connected to 220V civil power, open switch, put collapsible sheet against sunshine 4.
Telescopic connecting rod 10 inserts in telescopic connecting rod mounting hole 22 by step 4., releases clamp base support bar locking screw 9, bracket base support bar falls to desktop naturally, play the effect of supporting bracket base 7, lock bracket base support bar locking screw 9, is arranged on the dovetail Connection Block on adjustable Bracket for Inspection 6 on bracket base 7.
Step 5. is unclamped by test examination instrument card extender locking screw 35, to be arranged on by the dovetail groove of test examination instrument card extender locking screw 35 by test examination instrument card extender 34, locking is by test examination instrument card extender locking screw 35, to be arranged on by test examination instrument converting interface 32 by test examination instrument 5, and by being locked by test examination instrument locking screw 33.
Step 6. regulates by the position of test examination instrument 5, make roughly to be in object lens 18 central authorities by test examination instrument 5, swinging mounting direction regulating rotary spiral shell 36 can realize by the adjustment in test examination instrument 5 direction, during the regulating rotary spiral shell 36 of swinging mounting direction, support pitch regulation is turned spiral shell 37 by holder orientation regulating rotary spiral shell 36 to be promoted to elastic reaction holder orientation, support pitch regulation turns spiral shell 37 and drives back up pad 49 to rotate, swinging mounting pitch regulation turns spiral shell 37 and can realize by the adjustment of test examination instrument 5 pitching, swinging mounting pitch regulation turns spiral shell 37 when rotating, its thread end is to web joint pickup groove 48 jacking, and web joint pickup groove 48 and back up pad 49 are connected by loose-leaf, thus by web joint pickup groove 48 according to angle jack-up, thus carry out pitch regulation, and then can realize by the adjustment of test examination instrument 5 height.
Step 7. three horizontal adjustment adjusted on base 26 turn spiral shell 25 to longitudinal level bubble 23 and horizontal leveling bubble 24 bubble is placed in the middle, can ensure the level of instrument.
The adjustment of step 8. parallax graduation cylinder turns spiral shell 30 and is arranged on the first retracting cylinder 13, the screw rod that the adjustment of parallax graduation cylinder turns spiral shell 30 is arranged with gear, wheel and rack is adaptive, tooth bar is fixed on parallax graduation cylinder 12, rotate the adjustment of parallax graduation cylinder and turn the front and back position that spiral shell 30 regulates parallax graduation cylinder 12, aim at a certain numerical value to the groove on parallax graduation reading window 31 thus realize the target simulation in different distance.
Step 9. is by being observed target plate 2 by test examination instrument 5, regulate holder orientation regulating rotary spiral shell 36, support pitch regulation turns spiral shell, support just turns spiral shell 39, target plate 2 pattern is in by the visual field of test examination instrument 5 central authorities, corresponding instrument performance inspection (diopter zero-bit, diopter adjustment scope, field of view center resolving power, focusing range, field luminance homogeneity and stability, gain etc.) can be completed.
Above example is only in order to illustrate the technical solution of the utility model and unrestricted, those of ordinary skill in the art is to be understood that, the technical solution of the utility model is modified or is replaced on an equal basis, and do not depart from the spirit and scope of technical solutions of the utility model, all should be encompassed in right of the present utility model.
Claims (5)
1. the preposition optical system of integrated low-light level night vision device Performance Detection, comprise base (26), it is characterized in that, (26) are fixed with Telescopic mirror barrier part by lens cone frame part to base, Telescopic mirror barrier part one end is provided with target plate (2) and lighting tool (1), and the other end is provided with object lens (18), object lens (18) is arranged with collapsible sheet against sunshine (4), base (26) is fixed with tested instrument suppotr frame member, and lighting tool (1) is connected with lighting tool power supply (11).
2. the preposition optical system of integrated low-light level night vision device Performance Detection according to claim 1, it is characterized in that, described Telescopic mirror barrier part comprises the parallax graduation cylinder (12) connected successively, first retracting cylinder (13) and the second retracting cylinder (16), target plate (2) and lighting tool (1) are arranged on parallax graduation cylinder (12) end, object lens (18) are arranged on the second retracting cylinder (16) end, the cylinder side of parallax graduation cylinder (12) is provided with groove vertically, the position of the upper corresponding groove of the first retracting cylinder (13) offers parallax graduation reading window (31), the adjustment of parallax graduation cylinder turns spiral shell (30) and is arranged on the first retracting cylinder (13), the screw rod that the adjustment of parallax graduation cylinder turns spiral shell (30) is arranged with gear, wheel and rack is adaptive, tooth bar is fixed on parallax graduation cylinder (12), first retracting cylinder (13) and the second retracting cylinder (16) lock the fixing relative position of handwheel (14) by retracting cylinder, second retracting cylinder (16) is fixed with handle (15).
3. the preposition optical system of integrated low-light level night vision device Performance Detection according to claim 1, it is characterized in that, described lens cone frame part first parallel light tube support (20) and the second parallel light tube support (28), first parallel light tube support (20) top is fixed spiral shell (29) by the first retracting cylinder and is fixed with the first retracting cylinder (13), and the bottom of the first parallel light tube support (20) is fixed by the second parallel light tube support clamp screw (27) and base (26); The top of the second parallel light tube support (28) is fixed spiral shell (19) by the second retracting cylinder and is fixed with the second retracting cylinder (16), and the bottom of the second parallel light tube support (28) is fixed by the first parallel light tube support clamp screw (21) and base.
4. the preposition optical system of integrated low-light level night vision device Performance Detection according to claim 1, it is characterized in that, described base (26) is provided with longitudinal level bubble (23) and horizontal leveling bubble (24), the bottom of base (26) is provided with horizontal adjustment spiral shell (25).
5. the preposition optical system of integrated low-light level night vision device Performance Detection according to claim 1, it is characterized in that, described tested instrument suppotr frame member comprises support dovetail Connection Block (41), support dovetail Connection Block (41) is provided with frame support rails (38), frame support rails (38) upper end is provided with the back up pad (49) that can rotate in a circumferential direction, back up pad (49) side is flexibly connected with web joint pickup groove (48) side by loose-leaf, support pitch regulation turns spiral shell (37) and offsets through back up pad (49) and web joint pickup groove (48) from the bottom up, support pitch regulation turns spiral shell (37) both sides and is respectively arranged with elastic reaction support (50) and horizontal direction adjusting pole (51), elastic reaction support (50) is arranged and turns with support pitch regulation the spring part (52) that spiral shell (37) side offsets, (51) are provided with internal thread hole to horizontal direction adjusting pole, holder orientation regulating rotary spiral shell (36) is adaptive with the internal thread hole on horizontal direction adjusting pole (51), the thread end of holder orientation regulating rotary spiral shell (36) and support pitch regulation turn spiral shell (37) opposite side and offset, be provided with in the groove of web joint pickup groove (48) by test examination instrument card extender (34), by test examination instrument card extender locking screw (35) through web joint pickup groove (48) cell wall with offseted by test examination instrument card extender (34), test examination instrument card extender (34) is fixed with by test examination instrument connector (32), be provided with by test examination instrument locking screw (33) by screw thread by test examination instrument connector (32).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520709446.1U CN204924617U (en) | 2015-09-14 | 2015-09-14 | Integration low -light level night vision device performance detects leading optical system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520709446.1U CN204924617U (en) | 2015-09-14 | 2015-09-14 | Integration low -light level night vision device performance detects leading optical system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534992A (en) * | 2018-03-15 | 2018-09-14 | 华中科技大学 | A kind of parallel light tube multi-dimensional regulation device and dress tune up adjusting method |
| CN114184355A (en) * | 2021-11-22 | 2022-03-15 | 河南中光学集团有限公司 | Night and day glimmer product performance adjusting and detecting device |
| CN114993629A (en) * | 2022-06-23 | 2022-09-02 | 中国人民解放军32181部队 | Method for detecting external field optical performance of visible low-light-level night vision instrument |
| CN117991516A (en) * | 2024-04-07 | 2024-05-07 | 中科院南京耐尔思光电仪器有限公司 | Collimator for low-temperature environment |
-
2015
- 2015-09-14 CN CN201520709446.1U patent/CN204924617U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534992A (en) * | 2018-03-15 | 2018-09-14 | 华中科技大学 | A kind of parallel light tube multi-dimensional regulation device and dress tune up adjusting method |
| CN114184355A (en) * | 2021-11-22 | 2022-03-15 | 河南中光学集团有限公司 | Night and day glimmer product performance adjusting and detecting device |
| CN114184355B (en) * | 2021-11-22 | 2023-12-22 | 河南中光学集团有限公司 | Device for adjusting and detecting performance of low-light-level product for day and night |
| CN114993629A (en) * | 2022-06-23 | 2022-09-02 | 中国人民解放军32181部队 | Method for detecting external field optical performance of visible low-light-level night vision instrument |
| CN114993629B (en) * | 2022-06-23 | 2024-06-07 | 中国人民解放军32181部队 | Method for detecting external field optical performance of visible light low-light night vision instrument |
| CN117991516A (en) * | 2024-04-07 | 2024-05-07 | 中科院南京耐尔思光电仪器有限公司 | Collimator for low-temperature environment |
| CN117991516B (en) * | 2024-04-07 | 2024-05-31 | 中科院南京耐尔思光电仪器有限公司 | Collimator for low-temperature environment |
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Granted publication date: 20151230 Termination date: 20210914 |
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| CF01 | Termination of patent right due to non-payment of annual fee |