Observation device

Abstract

The utility model relates to an observation device. The image processing module is electrically connected with the camera module; the display screen is electrically connected with the image processing module; the eyepiece module comprises a first eyepiece module and a second eyepiece module, the included angle A between the first eyepiece module and the second eyepiece module is larger than 0 degree and smaller than 60 degrees, and the view field of the first eyepiece module and the view field of the second eyepiece module both completely cover the display screen. The distance between the ends, away from the display screen, of the first eyepiece module and the second eyepiece module corresponds to the distance between the two eyes of a person.

Description

TECHNICAL FIELD

[0001] The utility model relates to camera observation equipment technical field especially, relates to an observation device. BACKGROUND

[0002] The existing camera observation equipment such as electronic night vision instrument, electronic telescope and DV video recorder etc. generally has following several structures:

[0003] 1, no ocular lens display screen exposed structure, this structure can not focus, and the light of display screen is leaked, not only observation effect is poor, and concealment is poor.

[0004] 2, single focus eyepiece single screen structure, such as CN201810404042.X, since eyepiece is a big piece, can not focus, can only rely on human eye to be close or far away to carry out adaptation.

[0005] 3, binocular eyepiece double display screen structure, this structure can carry out binocular focusing, but since needing two display screens, the picture of observation is small, and definition is low.

[0006] 4, binocular eyepiece single display screen double picture mechanism, this structure appears two parallel pictures by software control to single display screen, and its effect is similar to binocular eyepiece double display screen, and the picture of observation is still small, and definition is low. INVENTION CONTENTS

[0007] In view of above situation, it is necessary to propose an observation device that improves picture size and definition.

[0008] In order to solve above technical problem, the utility model adopts the technical scheme that a kind of observation device, comprising:

[0009] Camera module;

[0010] Image processing module, with the camera module electricity is connected;

[0011] Display screen, with the image processing module electricity is connected;

[0012] Eyepiece module, including first eyepiece module and second eyepiece module, the included angle A of the first eyepiece module and the second eyepiece module is greater than 0 degrees and less than 60 degrees, the field of view of the first eyepiece module and the field of view of the second eyepiece module are all complete and cover the display screen, the distance of the first eyepiece module and the second eyepiece module far from the display screen one end corresponds the interocular distance of person setting.

[0013] Further, the first eyepiece module and the second eyepiece module are symmetrically arranged.

[0014] Further, the included angle A of the first eyepiece module and the second eyepiece module is 10-45 degrees.

[0015] Further, the eyepiece focusing mechanism comprises a first focusing mechanism and a second focusing mechanism, the first focusing mechanism adjusts the focal length of the first eyepiece module, and the second focusing mechanism adjusts the focal length of the second eyepiece module.

[0016] Further, each eyepiece module comprises a fixed mirror module and a movable mirror module, and the eyepiece focusing mechanism drives the movable mirror module to move to adjust the focal length.

[0017] Further, each eyepiece focusing mechanism comprises a rotating barrel, a fixed barrel and a sliding column, the sliding column is fixedly connected with the movable mirror module, the rotating barrel is rotatably sleeved outside the fixed barrel, the fixed barrel is provided with a linear sliding groove, the rotating barrel is provided with an arc-shaped sliding groove, the sliding column extends into the linear sliding groove and the arc-shaped sliding groove, and the rotating barrel drives the sliding column to move linearly along the linear sliding groove through the arc-shaped sliding groove when the rotating barrel rotates.

[0018] Further, the fixed mirror module comprises a first lens with a micro-convex surface at an objective lens end and a concave surface at an eyepiece lens end, and the movable mirror module comprises a second lens with a convex surface at an objective lens end and a convex surface with a smaller curvature than the convex surface at an eyepiece lens end.

[0019] Further, the exit pupil distance of each eyepiece module is 18-22 mm, and the exit pupil diameter of the eyepiece module is 7-12 mm.

[0020] Further, the dark light box is provided with a mounting port at the objective lens end, the mounting port is connected with the display screen, the dark light box is provided with a first mounting hole and a second mounting hole at the eyepiece lens end, the first mounting hole is connected with the first eyepiece module, and the second mounting hole is connected with the second eyepiece module.

[0021] Further, the camera module comprises a camera lens and a supplementary light lens, and the supplementary light lens is a micro-light lens or an infrared lens.

[0022] The beneficial effects of the utility model lie in that a binocular single display screen is adopted, the included angle A of the first eyepiece module and the second eyepiece module is greater than 0 degrees and smaller than 60 degrees, the complete display screen can be observed by the first eyepiece module and the second eyepiece module, the picture has large resolution, both eyes receive the same image source, color, brightness or synchronization difference that may occur in the double-screen design is avoided, visual experience is unified, only one display screen and the matching light path need to be maintained, and therefore, troubleshooting and replacement cost are lower. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a structure schematic view of an observation device according to an embodiment of the utility model;

[0024] Figure 2is a sectional structure schematic view of an observation device according to an embodiment of the present application;

[0025] Figure 3 is an exploded structure schematic view of an eyepiece focusing mechanism of an observation device according to an embodiment of the present application;

[0026] Figure 4 is a structure schematic view of a dark light box of an observation device according to an embodiment of the present application;

[0027] Figure 5 is a structure schematic view of a helmet of an observation device according to an embodiment of the present application;

[0028] Figure 6 is a structure schematic view of an eyepiece module of an observation device according to an embodiment of the present application.

[0029] Label explanation:

[0030] 100, camera module; 110, camera lens; 120, light supplement lens; 130, tactical light;

[0031] 200, image processing module; 300, display screen; 400, eyepiece module; 401, first eyepiece module;

[0032] 402, second eyepiece module; 410, fixed mirror module; 420, movable mirror module; 430, protective mirror;

[0033] 440, eye protection sleeve; 500, eyepiece focusing mechanism; 501, first focusing mechanism;

[0034] 502, second focusing mechanism; 510, rotating cylinder; 511, arc-shaped sliding groove; 520, fixed cylinder;

[0035] 521, straight sliding groove; 530, sliding column; 540, rotating sleeve; 600, dark light box; 700, shell assembly; 710, helmet connecting portion; 800, helmet; 900, battery. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

[0037] Please refer to Figures 1-6 An observation device comprises:

[0038] a camera module 100;

[0039] an image processing module 200, which is electrically connected with the camera module 100;

[0040] The display screen 300 is electrically connected with the image processing module 200.

[0041] The eyepiece module 400 comprises a first eyepiece module 401 and a second eyepiece module 402, the included angle A of the first eyepiece module 401 and the second eyepiece module 402 is greater than 0 degrees and less than 60 degrees, the field of view of the first eyepiece module 401 and the field of view of the second eyepiece module 402 both completely cover the display screen 300, and the distance between the ends of the first eyepiece module 401 and the second eyepiece module 402 away from the display screen 300 corresponds to the distance between the eyes of a person.

[0042] The binoculars single display screen 300 is adopted, and the included angle A of the first eyepiece module 401 and the second eyepiece module 402 is greater than 0 degrees and less than 60 degrees, so that the complete display screen 300 can be observed by the first eyepiece module 401 and the second eyepiece module 402, the picture has high resolution, the same image source is received by the two eyes, the color, brightness or synchronization difference that may occur in the design of double screens is avoided, the visual experience is unified, only one display screen 300 and the matching optical path need to be maintained, and the troubleshooting and replacement cost are lower.

[0043] Preferably, the first eyepiece module 401 and the second eyepiece module 402 are symmetrically arranged. The symmetric arrangement can adapt to most users and facilitate the users to watch clear two-dimensional pictures.

[0044] Please refer to Figure 2 , the included angle A of the first eyepiece module 401 and the second eyepiece module 402 is 10-45 degrees.

[0045] Please refer to Figure 2 and Figure 3 , and the eyepiece focusing mechanism 500 comprises a first focusing mechanism 501 and a second focusing mechanism 502, the first focusing mechanism 501 adjusts the focal length of the first eyepiece module 401, and the second focusing mechanism 502 adjusts the focal length of the second eyepiece module 402. By adjusting the focal length of the two eyepiece modules 400 through the two eyepiece focusing mechanisms 500, the eyepiece can adapt to the left and right eyes of the human body, and the observed image is clearer.

[0046] Please refer to Figure 2 , Figure 3 and Figure 6 , each eyepiece module 400 comprises a fixed mirror module 410 and a movable mirror module 420, and the eyepiece focusing mechanism 500 drives the movable mirror module 420 to move to adjust the focal length. That is, the refractive adjustment is performed through the distance between the fixed mirror module 410 and the movable mirror module 420. Preferably, a protective mirror 430 can also be arranged according to the need, and the protective mirror 430, the fixed mirror module 410 and the movable mirror module 420 are sequentially arranged in the direction from the eyepiece to the display screen 300.

[0047] Please refer to Figure 3 Each eyepiece focusing mechanism 500 includes a rotating barrel 510, a fixed barrel 520, and a slide column 530, the slide column 530 is fixedly connected with the moving lens module 420, the rotating barrel 510 is rotatably sleeved outside the fixed barrel 520, the fixed barrel 520 is provided with a straight sliding groove 521, the rotating barrel 510 is provided with an arc-shaped sliding groove 511, the slide column 530 extends into the straight sliding groove 521 and the arc-shaped sliding groove 511, and the rotating barrel 510 rotates to push the slide column 530 to move linearly along the straight sliding groove 521 through the arc-shaped sliding groove 511. The arc-shaped sliding groove 511 is used for deceleration, so that the adjustment accuracy is improved. Preferably, in order to facilitate rotation, a rotating sleeve 540 can be sleeved outside the rotating barrel 510, the rotating sleeve 540 drives the rotating barrel 510 to rotate, and an anti-skid structure is arranged on the outer wall of the rotating sleeve 540.

[0048] Please refer to Figure 2 And Figure 6 The fixed lens module 410 includes a first lens with a micro convex surface at the objective lens end and a concave surface at the eyepiece lens end, and the moving lens module 420 includes a second lens with a convex surface at the objective lens end and a convex surface with smaller curvature at the eyepiece lens end than the convex surface at the eyepiece lens end.

[0049] Preferably, the exit pupil distance of each eyepiece module 400 is 18-22 mm, and the exit pupil diameter of the eyepiece module 400 is 7-12 mm.

[0050] Please refer to Figure 6 , Figure 6 The moving range of the moving lens module 420 in the table is 7.5 mm (3 mm left and 4.5 mm right), the magnification of the eyepiece module is 4.3 times, and the refractive adjustment range is as follows:

[0051]

[0052] Table 1: Refractive adjustment table

[0053] Please refer to Figure 2 And Figure 4 The dark light box 600 is further included, the objective lens end of the dark light box 600 has a mounting port, the mounting port is connected with the display screen 300, the eyepiece lens end of the dark light box 600 has a first mounting hole and a second mounting hole, the first mounting hole is connected with the first eyepiece module 401, and the second mounting hole is connected with the second eyepiece module 402. Through the dark light box 600, light leakage is avoided, and the observation effect is improved, so that other surfaces outside the display screen 300 are black curtains.

[0054] Please refer to Figure 1 And Figure 2The camera module 100 comprises a camera lens 110 and a light supplement lens 120, and the light supplement lens 120 is a micro-light lens or an infrared lens, that is, the observation device is provided with night vision function through the light supplement lens 120.

[0055] Please refer to Figure 5 Generally, the camera module 100 and the tactical light 130 are arranged at one end of the shell assembly 700, the eyepiece module 400 is arranged at the other end of the shell assembly 700, and the image processing module 200, the display screen 300, the dark light box 600 and the battery 900 are arranged in the shell assembly 700.

[0056] Please refer to Figure 1 and Figure 2 Generally, the eyepiece module 400 further comprises an eye protection sleeve 440, the eye protection sleeve 440 is made of flexible materials such as silica gel, soft glue and rubber, and the eye protection sleeve 440 is connected with the fixed cylinder 520.

[0057] It should be noted that if the embodiment of the utility model has directionality indication (such as up, down, first, second, front, back, etc.), the directionality indication is only used to explain the relative position relationship, movement condition and the like between components in a certain specific posture (as shown in the drawings), if the specific posture changes, the directionality indication also changes accordingly.

[0058] In addition, if the embodiment of the utility model has the description of "first", "second" and the like, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one feature.

[0059] In summary, the observation device provided by the utility model adopts binoculars and a single display screen, the included angle A of the first eyepiece module and the second eyepiece module is greater than 0 degrees and less than 60 degrees, the first eyepiece module and the second eyepiece module can both observe the complete display screen, the picture has high resolution, both eyes receive the same image source, color, brightness or synchronization difference that may occur in the design of double screens is avoided, visual experience is unified, only one display screen and the matching light path need to be maintained, and the troubleshooting and replacement cost is lower.

[0060] The above merely describes preferred embodiments of the present application and is not intended to limit the present application in any form. Although the present application has been disclosed with preferred embodiments, it is not intended to limit the present application. Any skilled person in the art can make minor changes or modifications to the disclosed technical content without departing from the technical solution of the present application, and any simple modification, equivalent change and modification of the above embodiments based on the technical essence of the present application still belong to the scope of the technical solution of the present application.

Claims

1. An observation device, characterized by, It comprises: a camera module; an image processing module electrically connected with the camera module; a display screen electrically connected with the image processing module; an eyepiece module comprising a first eyepiece module and a second eyepiece module, the included angle A of the first eyepiece module and the second eyepiece module is greater than 0 degrees and less than 60 degrees, the field of view of the first eyepiece module and the field of view of the second eyepiece module both completely cover the display screen, and the distance between the ends of the first eyepiece module and the second eyepiece module away from the display screen corresponds to the interpupillary distance of a person.

2. A viewing device according to claim 1, wherein, The first eyepiece module and the second eyepiece module are symmetrically arranged.

3. A viewing device according to claim 1, wherein, The included angle A of the first eyepiece module and the second eyepiece module is 10-45 degrees.

4. The viewing device of claim 1, wherein, It further comprises an eyepiece focusing mechanism, the eyepiece focusing mechanism comprises a first focusing mechanism and a second focusing mechanism, the first focusing mechanism adjusts the focal length of the first eyepiece module, and the second focusing mechanism adjusts the focal length of the second eyepiece module.

5. A viewing device according to claim 4, wherein, Each of the eyepiece modules comprises a fixed mirror module and a movable mirror module, and the eyepiece focusing mechanism drives the movable mirror module to move to adjust the focal length.

6. A viewing device according to claim 5, wherein, Each of the eyepiece focusing mechanisms comprises a rotating cylinder, a fixed cylinder and a sliding column, the sliding column is fixedly connected with the movable mirror module, the rotating cylinder is rotatably sleeved outside the fixed cylinder, the fixed cylinder is provided with a linear sliding groove, the rotating cylinder is provided with an arc-shaped sliding groove, the sliding column extends into the linear sliding groove and the arc-shaped sliding groove, and the rotating cylinder rotates to push the sliding column to move linearly along the linear sliding groove through the arc-shaped sliding groove.

7. A viewing device according to claim 5, wherein, The fixed mirror module comprises a first lens with a micro-convex surface at the objective lens end and a concave surface at the eyepiece lens end, and the movable mirror module comprises a second lens with a convex surface at the objective lens end and a convex surface with smaller curvature at the eyepiece lens end.

8. The viewing device of claim 1, wherein, The exit pupil distance of each of the eyepiece modules is 18-22 mm, and the exit pupil diameter of the eyepiece module is 7-12 mm.

9. The viewing device of claim 1, wherein, It further comprises a dark light box, the objective lens end of the dark light box is provided with a mounting port, the mounting port is connected with the display screen, the eyepiece lens end of the dark light box is provided with a first mounting hole and a second mounting hole, the first mounting hole is connected with the first eyepiece module, and the second mounting hole is connected with the second eyepiece module.

10. The viewing device of claim 1, wherein, The camera module comprises a camera lens and a supplementary light lens, and the supplementary light lens is a low-light lens or an infrared lens.

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