CN206270492U - A kind of laser ranging system - Google Patents
A kind of laser ranging system Download PDFInfo
- Publication number
- CN206270492U CN206270492U CN201621401371.1U CN201621401371U CN206270492U CN 206270492 U CN206270492 U CN 206270492U CN 201621401371 U CN201621401371 U CN 201621401371U CN 206270492 U CN206270492 U CN 206270492U
- Authority
- CN
- China
- Prior art keywords
- laser ranging
- image
- ranging system
- receptive
- opto
- 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
Landscapes
- Measurement Of Optical Distance (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
The utility model discloses a kind of laser ranging system, belong to laser ranging technique field.The laser ranging system includes a photoemission part, for launching a measurement signal；One opto-electronic receiver part, for receiving the measurement signal that measured target is reflected；One image-receptive part, for receiving measured target image；The optical axis of the optical axis of described image receiving portion and the opto-electronic receiver part is coaxial.Laser ranging system provided by the utility model, with small volume, easily debugging, image-receptive effect is good the characteristics of.
Description
Technical field
The utility model is related to laser ranging technique field, more particularly to hand-held coaxial with opto-electronic receiver of image-receptive swashs
Optical range finding apparatus.
Background technology
Laser ranging now is widely used, and hand-held range finding product is generally used in hundred meters of fields of measurement.Make for convenience
User observes measuring target point, and rangefinder is measurement signal typically from visible ray, and when measuring indoors, laser measurement point can be with
It is visible in detail by naked eyes, but in the stronger outdoor of illumination, it is distant in the case of, naked eyes are difficult to tell laser measurement
Point, thus outdoor application rangefinder, it is necessary to increase aim at measurement target function.At present, existing some companies have developed
Hand-hold Distance Finder with aiming function.In the range-finding system with aiming function, optical system is generally used
It is the parallel system of photoemission, opto-electronic receiver, the axle of image-receptive three.This system is fairly simple in light path realization, mutually relevant
Disturb less, but three optical axises take up room greatly, and three optical axises are required to regulation when debuging, and testing and measuring technology is relatively cumbersome.
Other enterprise develops image-receptive and the coaxial optical system of photoemission, although reduce volume, letter
Change testing and measuring technology, but due to the volume very little of hand-held measure product, this requires that the transmitting aperture for launching light path is small, this
For image-receptive light path, with regard to very little, the effect of image-receptive is just very poor, does not reach observation and surveys for the visual field of image-receptive for sample
Measure the ideal effect of target.
In view of this, a kind of new laser ranging system how is designed, to eliminate drawbacks described above of the prior art and not
Foot, is a person skilled problem urgently to be resolved hurrily in the industry.
Utility model content
In order to overcome the technical problem of laser ranging system in the prior art, the utility model provide a kind of small volume,
The good laser ranging system of easy debugging, image-receptive effect.
In order to realize above-mentioned utility model purpose, the utility model discloses a kind of laser ranging system, including a photoelectricity
Emitting portion, for launching a measurement signal；One opto-electronic receiver part, for receiving the measurement that measured target is reflected
Signal；One image-receptive part, for receiving measured target image；Characterized in that, the optical axis of described image receiving portion and
The optical axis of the opto-electronic receiver part is coaxial.
Further, the opto-electronic receiver part and described image receiving portion share an aspheric surface object lens, described non-
The side of sphere object lens has an optical element, and the optical element is at an angle with the optical axis of described image receiving portion to be put
Put, for being separated from each other the optical axis of the opto-electronic receiver part and the optical axis of described image receiving portion.
Further, the optical element is a negativity optical filter.
Further, the negativity optical filter is used for outside reflected measurement signal wave band, and transmission measurement signal in band
Its all band.
Further, the optical element is a transflection spectroscope, and the transflection spectroscope has a plated film, the plated film
Ratio for adjusting the spectroscopical transmitted light of the transflection and reflected light.
Further, the ratio of the spectroscopical transmitted light of the transflection and reflected light is 2:8.
Further, the side of the optical element have a picture receiver, described image receiver be based on
One image collection chip of CMOS/CCD.
Further, the side of the optical element has a picture receiver, the optical element and described image
There is an image-receptive eyepiece, described image receives eyepiece and constitutes an observing system with the aspheric surface object lens between receiver.
Further, the observing system is Galileo system or Kepler system.
Further, described image receiver is the camera based on CMOS/CCD.
Compared with prior art, technical scheme provided by the utility model has advantages below：Firstth, compared to existing
There is the laser ranging system being be arranged in parallel with photoemission, opto-electronic receiver, the axle of image-receptive three in technology, it is provided herein
Laser ranging system opto-electronic receiver and the coaxial setting of image-receptive, reduce the volume of laser ranging system, and simplify
Laser ranging system is debug；Secondth, laser ranging system coaxial compared to photoemission in the prior art, image-receptive,
Laser ranging system provided herein, opto-electronic receiver is coaxial with image-receptive, and the clear aperature of its opto-electronic receiver is compared with photoelectricity
The clear aperature of transmitting is big, so that the visual field of image-receptive is big, apparent, image-receptive effect is more preferable.
Brief description of the drawings
Can be described in detail by following utility model with spirit on advantage of the present utility model and institute's accompanying drawings are entered
The understanding of one step.
Fig. 1 is the structural representation of the laser ranging system of first embodiment provided by the utility model；
Fig. 2 is the structural representation of the laser ranging system of second embodiment provided by the utility model；
Fig. 3 is the structural representation of the laser ranging system of 3rd embodiment provided by the utility model；
Fig. 4 is the measurement dot image that picture receiver is received in laser ranging system provided by the utility model.
Specific embodiment
Describe specific embodiment of the utility model in detail below in conjunction with the accompanying drawings.However, the utility model should be understood
Into being not limited to this implementation method described below, and technical concept of the present utility model can be with other known technologies
Or function combines implementation with those known technology identical other technologies.
In the explanation of specific examples below, in order to clearly show that structure of the present utility model and working method, will borrow
Help many Directional words to be described, but should by "front", "rear", "left", "right", " outward ", " interior ", " outside ", " to
It is interior ", " axial direction ", the Word Understanding such as " radial direction " be not construed as word of limitation for convenience of term.Additionally, being retouched following
In stating, " negativity optical filter ", i.e. notch filtering light piece, generally also referred to as band resistance or band inhibition filter.It can be through exhausted
Most of wavelength, but the light decay of (stopband) in particular range of wavelengths is reduced into extremely low level.
The purpose of this utility model is to provide a kind of laser ranging system, is realized common by opto-electronic receiver and image-receptive
Axle sets to reduce while laser ranging system volume, moreover it is possible to further improve image-receptive effect.
1-4 describes specific embodiment of the utility model in detail below in conjunction with the accompanying drawings.
Laser ranging system provided by the utility model includes light source emitter, collimation lens, aspheric surface object lens, reception
Device, optical element, picture receiver, light source emitter and collimation lens belong to photoemission part, opto-electronic receiver part and
The same aspheric surface object lens of image-receptive partial common, optical element is used for the optical axis of opto-electronic receiver part and image-receptive portion
Point optical axis be separated from each other, wherein, photoemission light path and the different axle of opto-electronic receiver light path, image-receptive light path and opto-electronic receiver light
Road is coaxial.Laser ranging system provided by the utility model, the measurement dot image that its picture receiver is received is in display
On display as shown in figure 4, aiming point cross hairs and measurement point overlap.
First embodiment
Fig. 1 is the structural representation of the laser ranging system of first embodiment provided by the utility model.Such as Fig. 1 institutes
Show, the laser ranging system that the utility model is provided has a Galileo system, including light source emitter 11, collimation lens 12,
Aspheric surface object lens 13, reception device 14, optical element 15, picture receiver 16, image-receptive eyepiece 17, its photoemission light path
With the different axle of opto-electronic receiver light path, image-receptive light path and opto-electronic receiver light path are coaxial.Image-receptive light path and opto-electronic receiver light path
An aspheric surface object lens 13 are shared, an optical element 15 is provided with behind aspheric surface object lens 13, the optical element 15 is negative
Property optical filter and optical axis placement at an angle, this negativity optical filter 15 can be with reflection laser measurement signal wave band, in effective wave band
Interior removal laser measurement signal in band, remaining wavelength region is filtered by the laser measurement signal of aspheric surface object lens 13 by negativity
After piece 15 reflects, received by signal receiving device 14, this constitutes opto-electronic receiver light path.It is provided with behind negativity optical filter 15
One image-receptive eyepiece 16, this image-receptive eyepiece 16 and aspheric surface object lens 13 constitute Galileo system, in image-receptive eyepiece
A camera based on COMS or CCD is placed behind 16 as picture receiver 16, measurement target image, pie graph is received
As receiving light path.
In this embodiment, image-receptive light path and opto-electronic receiver light path are coaxial, laser ranging system small volume, the hole of reception
Footpath is big, and image-receptive effect is good, and testing and measuring technology is simple.
Second embodiment
Fig. 2 is the structural representation of the laser ranging system of second embodiment provided by the utility model.Such as Fig. 2 institutes
Show, the laser ranging system that the utility model is provided has a Kepler system, including it is light source emitter 21, collimation lens 22, non-
Sphere object lens 23, reception device 24, optical element 25, picture receiver 26, image-receptive eyepiece 27, its photoemission light path and
The different axle of opto-electronic receiver light path, image-receptive light path and opto-electronic receiver light path are coaxial.Laser ranging system in the present embodiment, with
The difference that laser ranging system in one embodiment is compared is, as the negativity optical filter 25 of optical element, behind
An image-receptive eyepiece 27 is provided with, this image-receptive eyepiece 27 and aspheric surface object lens 23 constitute Kepler system, are connect in image
Receive and placed behind eyepiece 27 camera 27 based on COMS or CCD as picture receiver 26, receive measurement target figure
Picture, pie graph is as receiving light path.
In this embodiment, image-receptive light path and opto-electronic receiver light path are coaxial, laser ranging system small volume, the hole of reception
Footpath is big, and image-receptive effect is good, and testing and measuring technology is simple.
3rd embodiment
Fig. 3 is the structural representation of the laser ranging system of 3rd embodiment provided by the utility model.Such as Fig. 3 institutes
Show, the laser ranging system that the utility model is provided includes light source emitter 31, collimation lens 32, aspheric surface object lens 33, reception
Device 34, optical element 35, image collection chip 36, its photoemission light path and the different axle of opto-electronic receiver light path, image-receptive light
Road and opto-electronic receiver light path are coaxial.Laser ranging dress in laser ranging system in the present embodiment, with first, second embodiment
Putting the difference compared is, CMOS or CCD is based on as being provided with one behind the negativity optical filter 35 of optical element
Image collection chip 36, this image collection chip 36 and the pie graph of aspheric surface object lens 33 receive measurement target as receiving light path
Image.Image-receptive light path and opto-electronic receiver light path are coaxial, laser ranging system small volume, and the aperture of reception is big, image-receptive
Effect is good, and testing and measuring technology is simple.
Those skilled in the art should know that laser ranging system provided by the utility model, its optical element is removed
Can also to be transflection spectroscope beyond negativity optical filter.In order to ensure photoelectricity receiving portion and image-receptive portion during measurement
Dividing has enough energy, and transflection ratio need to have reasonable distribution during transflection spectroscope plated film, while the influence of veiling glare need to be eliminated.One
In preferred embodiment, the ratio of the transmitted light and reflected light is 2:8.
Compared with prior art, laser ranging system provided by the utility model has advantages below：Firstth, compare
In the laser ranging system that there is photoemission, opto-electronic receiver, the axle of image-receptive three to be arranged in parallel in the prior art, the application institute
The coaxial setting of opto-electronic receiver and image-receptive of the laser ranging system of offer, reduces the volume of laser ranging system, and letter
Debuging for laser ranging system is changed；Secondth, laser ranging dress coaxial compared to photoemission in the prior art, image-receptive
Put, laser ranging system provided herein, opto-electronic receiver is coaxial with image-receptive, the clear aperature relatively light of its opto-electronic receiver
The clear aperature of electricity transmitting is big, so that the visual field of image-receptive is big, apparent, image-receptive effect is more preferable.
Unless otherwise instructed, the herein presented qualifier similar to " first ", " second " does not mean that suitable to the time
The restriction of sequence, quantity or importance, and be used for the purpose of a technical characteristic in the technical program and another technology
Feature is mutually distinguished.Similarly, the herein presented qualifier similar to " " does not mean that the restriction to quantity, but describes
The technical characteristic not occurred above.Similarly, occur before number herein similar to " about ", " approx "
Modifier generally comprises this number, and its specific implication should combine context and anticipate and understand.Similarly, only have specific
The noun of quantity measure word modification, should otherwise be regarded as i.e. comprising singulative again comprising plural form, in the technology herein
The individual technical characteristic of odd number can be included in scheme, it is also possible to including a plurality of technical characteristics.
Simply preferred embodiment of the present utility model described in this specification, above example is only used to illustrate this
The technical scheme of utility model rather than to limitation of the present utility model.All those skilled in the art are logical according to design of the present utility model
The available technical scheme of logical analysis, reasoning, or a limited experiment is crossed, all should be within the scope of the utility model.
Claims (10)
1. a kind of laser ranging system, an including photoemission part, for launching a measurement signal；One opto-electronic receiver part,
For receiving the measurement signal that measured target is reflected；One image-receptive part, for receiving measured target image；Its
It is characterised by, the optical axis of the optical axis of described image receiving portion and the opto-electronic receiver part is coaxial.
2. laser ranging system according to claim 1, it is characterised in that the opto-electronic receiver part and described image connect
Receiving portions share an aspheric surface object lens, and the side of the aspheric surface object lens has an optical element, the optical element with it is described
The optical axis placement at an angle of image-receptive part, for making the optical axis and described image receiving portion of the opto-electronic receiver part
Optical axis be separated from each other.
3. laser ranging system according to claim 2, it is characterised in that the optical element is a negativity optical filter.
4. laser ranging system according to claim 3, it is characterised in that the negativity optical filter is believed for reflection measurement
Its all band outside number wave band, and transmission measurement signal in band.
5. laser ranging system according to claim 2, it is characterised in that the optical element is a transflection spectroscope,
The transflection spectroscope has a plated film, and the plated film is used to adjust the ratio of the spectroscopical transmitted light of the transflection and reflected light.
6. laser ranging system according to claim 5, it is characterised in that the spectroscopical transmitted light of transflection and reflection
The ratio of light is 2:8.
7. laser ranging system according to claim 2, it is characterised in that the side of the optical element has an image
Receiver, described image receiver is the image collection chip based on CMOS/CCD.
8. laser ranging system according to claim 2, it is characterised in that the side of the optical element has an image
Receiver, between the optical element and described image receiver have an image-receptive eyepiece, described image receive eyepiece with
The aspheric surface object lens constitute an observing system.
9. laser ranging system according to claim 8, it is characterised in that the observing system is Galileo system or opens
General Le system.
10. laser ranging system according to claim 8, it is characterised in that described image receiver is based on CMOS/
One camera of CCD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621401371.1U CN206270492U (en) | 2016-12-20 | 2016-12-20 | A kind of laser ranging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621401371.1U CN206270492U (en) | 2016-12-20 | 2016-12-20 | A kind of laser ranging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206270492U true CN206270492U (en) | 2017-06-20 |
Family
ID=59046983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621401371.1U Expired - Fee Related CN206270492U (en) | 2016-12-20 | 2016-12-20 | A kind of laser ranging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206270492U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110456371A (en) * | 2019-08-28 | 2019-11-15 | 上海禾赛光电科技有限公司 | A kind of laser radar system and relevant measurement method |
| CN118050907A (en) * | 2024-04-16 | 2024-05-17 | 西安中科飞图光电科技有限公司 | Laser/television integrated sighting system and method |
-
2016
- 2016-12-20 CN CN201621401371.1U patent/CN206270492U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110456371A (en) * | 2019-08-28 | 2019-11-15 | 上海禾赛光电科技有限公司 | A kind of laser radar system and relevant measurement method |
| CN118050907A (en) * | 2024-04-16 | 2024-05-17 | 西安中科飞图光电科技有限公司 | Laser/television integrated sighting system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101625263B (en) | Brightness measuring device | |
| US20050219690A1 (en) | Riflescope and the laser rangefinder used therein | |
| CN201218753Y (en) | Brightness measurement apparatus | |
| CN108693516B (en) | Device and method for rapidly measuring performance of laser ranging system | |
| CN206649157U (en) | A kind of coaxial Hand-hold Distance Finder of light path | |
| CN110058419B (en) | Erecting system and binocular laser ranging telescope | |
| CN109387226B (en) | Star simulator system | |
| CN108731542A (en) | Auxiliary sighting device, gun sight with debugging functions and auxiliary aim at modification method | |
| CN206270492U (en) | A kind of laser ranging system | |
| CN208092234U (en) | A kind of multifunction laser rangefinder | |
| CN111307419A (en) | Device and method for detecting consistency of optical axis | |
| CN108205143A (en) | A kind of laser ranging system | |
| CN104197865B (en) | Implementation method of laser auto-collimator with laser beam guide function | |
| CN107490851B (en) | Optical detection device and method for left and right zoom system of operating microscope | |
| CN101581556B (en) | Null moving digital measuring device and method of aiming device based on target plate with composite image | |
| CN206132006U (en) | Photoelectricity school axle appearance | |
| US7505120B2 (en) | Laser riflescope with enhanced display brightness | |
| CN206019603U (en) | A kind of novel photoelectric school axle instrument | |
| TWI400429B (en) | Optical system for monocular laser rangefinder | |
| CN205157165U (en) | Stray optical tester of infinity conjugate distance microcobjective | |
| CN103256899B (en) | A kind of measuring method of mean particle dia | |
| CN105181303B (en) | Infinity conjugate distance microcobjective Stray Light Testing Equipment and measuring accuracy adjusting method | |
| CN106643798B (en) | Visible light target simulation system | |
| CN208537026U (en) | A kind of spectral radiance meter | |
| CN109060123B (en) | Spectrum radiance meter |
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: 20170620 Termination date: 20211220 |