CN206450824U - A kind of rangefinder optical system - Google Patents
A kind of rangefinder optical system Download PDFInfo
- Publication number
- CN206450824U CN206450824U CN201720081976.5U CN201720081976U CN206450824U CN 206450824 U CN206450824 U CN 206450824U CN 201720081976 U CN201720081976 U CN 201720081976U CN 206450824 U CN206450824 U CN 206450824U
- Authority
- CN
- China
- Prior art keywords
- prism
- eyeglass
- laser
- optical system
- rangefinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of rangefinder optical system, including object lens, shell, the first prism, the second prism, the 3rd eyeglass, adjuster, eyepiece, prism, coating, the first eyeglass, generating laser camera lens, laser writer, the second eyeglass and laser pick-off mouthful.The beneficial effects of the utility model are：Transmitting photosystem of the present utility model, pass through the prism of wedge shape, allow and realize that object lens are shared while visible reflectance through the infrared laser of ranging, whole small product size is so allowed to reduce, also eyeglass is reduced, laser pick-off mouthful uses concave mirror, its effect is that the transmitting light beam from rangefinder is lost with minimum luminous energy to be reflected back rangefinder again, feed them into receiving optics, the ranging light wave being reflected back is received as much as possible, the less parallel light beam reflected can be received as much as possible, and can be gathered on display, improve range accuracy.
Description
Technical field
The utility model is related to a kind of optical system, specially a kind of rangefinder optical system, and belonging to range-finding telescope should
Use technical field.
Background technology
The modulated light wave that rangefinder is produced is required for by means of corresponding optical system in transmitting, reflection and during receiving
System.The stability of the good and bad ranging to rangefinder of photosystem performance, range accuracy and instrument plays an important role, and optical system
The structure type of system will also directly affect structure, layout, quality and the volume of complete machine, and laser ranging usually requires three functions
Optical system, one is that, with the telescopic system aimed at, a laser emission optical system a, laser receives optical system.
And current rangefinder optical system has many weak points, current rangefinder needs three optical systems,
Need multiple peepholes to be observed, the overall volume of product is big, eyeglass is big, carry in-convenience in use, therefore, asked for above-mentioned
Topic proposes a kind of rangefinder optical system.
Utility model content
The purpose of this utility model is that provides a kind of rangefinder optical system to solve the above problems.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of rangefinder optical system, including shell,
Object lens are installed in the shell side, and corresponding opposite side installs eyepiece；The eyepiece side is installed by adjuster, and the tune
Section device side is provided with the 3rd eyeglass；The 3rd eyeglass side sets the second prism, and second prism bases set the
Coating is provided between one prism, and first prism and second prism；First prism bases are provided with prism,
And the first eyeglass is set below the prism；Generating laser, and the Laser emission are provided with below first eyeglass
Device top is provided with generating laser camera lens；The shell side is provided with laser pick-off mouthful, and the laser pick-off mouthful is located at institute
State below object lens；The laser pick-off mouthful side sets the second eyeglass, and the second eyeglass side sets laser writer.
It is preferred that, the prism is wedge structure, and the prism and the first prism close adhesion.
It is preferred that, the object lens, the second prism, the 3rd eyeglass, the center line of adjuster and eyepiece are located at same straight line
On.
It is preferred that, first eyeglass is convex surface eyeglass.
It is preferred that, the second eyeglass is concave surface eyeglass.
It is preferred that, the 3rd eyeglass is planar optics.
The beneficial effects of the utility model are：Transmitting photosystem of the present utility model, by the prism of wedge shape, allows visible ray
Realize that object lens are shared while reflection through the infrared laser of ranging, so allow whole small product size to reduce, also reduce mirror
Piece, the divergent beams for making the angle of divergence larger are changed into that cross-sectional area is slightly larger and the less collimated light beam of the angle of divergence, make light energy more
Concentrate, propagation distance is farther, laser pick-off mouthful uses concave mirror, and its effect is with minimum by the transmitting light beam from rangefinder
Luminous energy loss be reflected back rangefinder again, feed them into receiving optics.The ranging light wave being reflected back is received as much as possible,
The less parallel light beam reflected can be received as much as possible, and can be gathered on display, improve range accuracy.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram.
In figure：1st, object lens, 2, shell, the 3, first prism, the 4, second prism, the 5, the 3rd eyeglass, 6, adjuster, 7, eyepiece,
8th, prism, 9, coating, the 10, first eyeglass, 11, generating laser camera lens, 12, generating laser, 13, laser writer,
14, the second eyeglass, 15, laser pick-off mouthful.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer to shown in Fig. 1, a kind of rangefinder optical system, including shell 2, the side of the shell 2 installation object lens 1, with
Its corresponding opposite side installs eyepiece 7；Adjuster 6 is installed in the side of eyepiece 7, and the side of the adjuster 6 is provided with the 3rd
Eyeglass 5；The side of 3rd eyeglass 5 sets the second prism 4, and the bottom surface of the second prism 4 sets the first prism 3, and described
Coating 9 is provided between first prism 3 and second prism 4；The bottom surface of first prism 3 is provided with prism 8, and described the
The lower section of prism 8 sets the first eyeglass 10；The lower section of first eyeglass 10 is provided with generating laser 12, and the generating laser
12 tops are provided with generating laser camera lens 11；The side of shell 2 is provided with laser pick-off mouthful 15, and the laser pick-off mouthful 15
Positioned at the lower section of object lens 1；15 sides of the laser pick-off mouthful set the second eyeglass 14, and the side of the second eyeglass 14 is set
Laser writer 13.
As a kind of technical optimization scheme of the present utility model, the prism 8 is wedge structure, and the Rhizoma Sparganii
Mirror 8 and the close adhesion of the first prism 3.
It is used as a kind of technical optimization scheme of the present utility model, the object lens 1, the second prism 4, the 3rd eyeglass 5, adjuster
6 and the center line of eyepiece 7 be located on the same line.
As a kind of technical optimization scheme of the present utility model, first eyeglass 10 is convex surface eyeglass, can be by laser
Travel to well on prism 8.
As a kind of technical optimization scheme of the present utility model, the second eyeglass 14 is concave surface eyeglass.
As a kind of technical optimization scheme of the present utility model, the 3rd eyeglass 5 is planar optics.
When in use, coating 9 is thoroughly infrared anti-red for one layer of plating between the first prism 3 and the second prism 4 for the utility model
Outer multilayer film, so allows infrared light and luminous ray to separate, first, opens generating laser 12, and generating laser 12 will
Laser is sent by generating laser camera lens 11, and laser is traveled on prism 8 by the first eyeglass 10, and laser passes through the 3rd
Prism 8 is passed on the first prism 3 and the second prism 4, and the coating between the first prism 3 and the second prism 4 can allow infrared light
Separated with luminous ray, infrared light is launched by object lens 1, by being transmitted on object, the light wave that bounce back comes passes through
Laser pick-off mouthful 15 is received, and the laser received is gathered on laser writer 13 by the second eyeglass 14.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (6)
1. a kind of rangefinder optical system, including shell (2), it is characterised in that：Object lens (1) are installed in shell (2) side, with
Its corresponding opposite side installs eyepiece (7)；Adjuster (6) is installed in eyepiece (7) side, and the adjuster (6) side is set
It is equipped with the 3rd eyeglass (5)；3rd eyeglass (5) side sets the second prism (4), and second prism (4) bottom surface is set
Coating (9) is provided between first prism (3), and first prism (3) and second prism (4)；First prism (3)
Bottom surface, which is provided with below prism (8), and the prism (8), sets the first eyeglass (10)；Under first eyeglass (10)
Side is provided with generating laser (12), and the generating laser (12) top is provided with generating laser camera lens (11)；The shell
(2) side is provided with laser pick-off mouthful (15), and the laser pick-off mouthful (15) is located at below the object lens (1)；The laser
Receiving port (15) side sets the second eyeglass (14), and second eyeglass (14) side sets laser writer (13).
2. a kind of rangefinder optical system according to claim 1, it is characterised in that：The prism (8) is wedge shape
Structure, and the prism (8) and the first prism (3) close adhesion.
3. a kind of rangefinder optical system according to claim 1, it is characterised in that：The object lens (1), the second prism
(4), the center line of the 3rd eyeglass (5), adjuster (6) and eyepiece (7) is located on the same line.
4. a kind of rangefinder optical system according to claim 1, it is characterised in that：First eyeglass (10) is convex surface
Eyeglass.
5. a kind of rangefinder optical system according to claim 1, it is characterised in that：Second eyeglass (14) is concave mirror
Piece.
6. a kind of rangefinder optical system according to claim 1, it is characterised in that：3rd eyeglass (5) is planar optics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720081976.5U CN206450824U (en) | 2017-01-20 | 2017-01-20 | A kind of rangefinder optical system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720081976.5U CN206450824U (en) | 2017-01-20 | 2017-01-20 | A kind of rangefinder optical system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206450824U true CN206450824U (en) | 2017-08-29 |
Family
ID=59667895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720081976.5U Expired - Fee Related CN206450824U (en) | 2017-01-20 | 2017-01-20 | A kind of rangefinder optical system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206450824U (en) |
-
2017
- 2017-01-20 CN CN201720081976.5U patent/CN206450824U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9500870B2 (en) | Beam splitting system for laser ranging | |
| CN106680917B (en) | Composite prism for multifunctional telescope and binocular telescope optical system thereof | |
| CN105353381B (en) | A kind of laser range finder | |
| CN108957750A (en) | Optical system wears display equipment and intelligent glasses | |
| CN208569113U (en) | A kind of backlight monitoring optical assembly and device with the air gap | |
| US6441887B1 (en) | Measuring method and device | |
| CN206411409U (en) | A kind of optical projection apparatus, depth camera and terminal | |
| CN107817482A (en) | Laser radar optical system | |
| CN202351517U (en) | Four-agglutination beam splitter prism | |
| CN106249247A (en) | A kind of semiconductor laser range optical system and diastimeter | |
| US20230359014A1 (en) | Composite prism based on isosceles prism, and laser ranging telescope comprising composite prism | |
| CN107831569A (en) | A kind of transmission optical device based on cemented doublet | |
| CN103513429A (en) | Collimation light splitter system | |
| CN203274727U (en) | Optical prism structure based on half pentaprism and roof prism | |
| WO2007081441B1 (en) | Optical system providing several orthogonal collimated beams from a single light source | |
| CN206450824U (en) | A kind of rangefinder optical system | |
| KR20140034681A (en) | Optical splitting device | |
| TWI693440B (en) | Range finder and lens assembly for display thereof | |
| CN208384176U (en) | A kind of optical transmission module and device with backlight monitoring | |
| CN105393472A (en) | Method for extracting optical energy from an optical beam | |
| CN207557536U (en) | A kind of red-light source module | |
| CN105607276A (en) | Novel ideal aspheric collimation system of semiconductor laser | |
| CN206460209U (en) | Range-finding telescope | |
| CN110888209B (en) | Total reflection LED optical fiber coupling light distribution element and design method thereof | |
| CN111856767B (en) | Distance measuring instrument and display lens group device thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170829 Termination date: 20180120 |