CN109814122A - A kind of new pattern laser rangefinder - Google Patents
A kind of new pattern laser rangefinder Download PDFInfo
- Publication number
- CN109814122A CN109814122A CN201910187527.2A CN201910187527A CN109814122A CN 109814122 A CN109814122 A CN 109814122A CN 201910187527 A CN201910187527 A CN 201910187527A CN 109814122 A CN109814122 A CN 109814122A
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- China
- Prior art keywords
- laser
- telescopic system
- liquid crystal
- prism
- amici prism
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- 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.)
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 31
- 230000000007 visual effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 230000011514 reflex Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 abstract description 25
- 238000010586 diagram Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Abstract
The present invention relates to laser range finder technical fields, in particular to a kind of new pattern laser rangefinder, it includes telescopic system, Laser emission or reception system and display system, the optical path and Laser emission of telescopic system or the light path part for receiving system are overlapped, the optical path of display system is overlapped with the light path part of telescopic system, the setting number of rangefinder optical component can be reduced in this way, display liquid crystal is placed in outside telescopic system optical path simultaneously, so as to avoid as that will show optical energy loss caused by liquid crystal display is built in optical path.
Description
Technical field
The present invention relates to a kind of measuring tool, in particular to a kind of laser range finder.
Background technique
Laser range finder is that the instrument that Accurate Determining is carried out to the distance of target is realized using laser.Existing rangefinder
Including telescopic system, laser transmitting system, laser receiver system and display system, but due in rangefinder there are multiple optical paths,
If the integral layout of rangefinder is unreasonable, it is easy to which the problem of leading to rangefinder structure is complicated, part is various, generally also has
By Laser emission or receive the part optical path of system and telescopic system optical path is shared with compact structure, liquid crystal display is built in prestige
On remote system focal plane, but it will cause a large amount of losses of luminous energy in this way.
Summary of the invention
For the technical problem in background technique, the object of the present invention is to provide a kind of laser range finder structure, optimizations
The component of rangefinder designs, and simplifies the structure of rangefinder, reduces optical energy loss.
To achieve the above object, the invention adopts the following technical scheme:
A kind of rangefinder, including telescopic system, laser system, display system, wherein telephotolens is in right-angle prism
On same level axis, it is disposed with liquid crystal display, projection microscope group, Amici prism, the liquid crystal display and the throwing therebetween
It penetrates microscope group to be on same level axis, the Amici prism has the face C, and laser diode and lens group form an individual laser
Component, it is characterised in that: the telescopic system includes telephotolens, Amici prism, right-angle prism and telescopic system eyepiece group；Institute
Stating laser system includes telephotolens, Amici prism, right-angle prism and laser diode；The display system includes liquid crystal display, throws
Penetrate microscope group, Amici prism and telescopic system eyepiece group.
Preferably, the liquid crystal display is placed in outside telescopic system, is shown the external liquid crystal display by the display system
Content be incident upon in the visual field of the telescopic system, this avoid be more than caused by liquid crystal built in routine 50% luminous energy damage
It loses.
Preferably, the telescopic system and the laser system share telephotolens, Amici prism, right-angle prism, look in the distance
The optical path of system and the part optical path of laser system are overlapped.
Preferably, the telescopic system and the display system share Amici prism and telescopic system eyepiece group, display system
The optical path of system is overlapped with the part optical path of telescopic system.
Preferably, the laser part and the laser diode action compensating, when the laser diode does Laser emission, institute
It states laser part and does laser receiving, vice versa, and the laser part and the telescopic system form range-finding telescope.
The present invention also provides a kind of methods for carrying out ranging using the rangefinder, in use, visible light passes through object of looking in the distance
Mirror, right-angle prism, Amici prism are divided in the face C of Amici prism, it is seen that and wide part reflexes to telescopic system eyepiece group, with
For target observations；Infrared laser is penetrated, after outgoing by telephotolens, right-angle prism, Amici prism in the face C of Amici prism
It is focused by lenslet, into laser diode；Liquid crystal display shows that content enters Amici prism by projecting microscope group, in Amici prism
The face C be partially transmitted to telescopic system eyepiece group, the content that user shows in telescopic system eyepiece group rear observation liquid crystal display,
It can also be observed that target of looking in the distance simultaneously.
Liquid crystal display is placed in outside telescopic system by the present invention, the external liquid crystal display shown by the display system in
Appearance is incident upon in the visual field of the telescopic system, and this avoid the optical energy loss for caused by liquid crystal built in routine being more than 50%；
Meanwhile the optical path of telescopic system and the part optical path of laser system are overlapped, the optical path of display system and the part light of telescopic system
Road is overlapped, and can greatly reduce the number of the optical component setting of rangefinder in this way, is optimized the component design of rangefinder, is made it more
Add simplification.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of structural schematic diagram of new pattern laser rangefinder provided by the invention.
Wherein: 1, telephotolens；2, liquid crystal display；3, microscope group is projected；4, Amici prism；5, right-angle prism；6, telescopic system
Eyepiece group；7, laser diode；8, laser diode；9, lens group.
Specific embodiment
Presently in connection with attached drawing, the present invention is described in further detail, and attached drawing is rough schematic view, in a schematic manner
Illustrate basic structure of the invention.
The present invention provides a kind of novel measuring distance meter, including telescopic system, laser system, display system, wherein telephotolens
1 is on same level axis with right-angle prism 5, is disposed with liquid crystal display 2, projection microscope group 3, Amici prism 4 therebetween,
The liquid crystal display 2 and the projection microscope group 3 are on same level axis, the Amici prism 4 have the face C, laser diode 8 and thoroughly
Microscope group 9 forms an individual laser part, it is characterised in that: the telescopic system includes telephotolens 1, Amici prism 4, straight
Angle prism 5 and telescopic system eyepiece group 6；The laser system includes telephotolens 1, Amici prism 4, right-angle prism 5 and laser
Element 7；The display system includes liquid crystal display 2, projection microscope group 3, Amici prism 4 and telescopic system eyepiece group 6.
Wherein, liquid crystal display 2 is placed in outside telescopic system, the external liquid crystal display 2 shown by the display system in
Appearance is incident upon in the visual field of the telescopic system, and this avoid the optical energy loss for caused by liquid crystal built in routine being more than 50%.
Telescopic system and laser system share telephotolens 1, Amici prism 4, right-angle prism 5；The telescopic system and display system
Altogether use Amici prism 4 and telescopic system eyepiece group 6.The laser part and 7 action compensating of laser diode, the laser
When element 7 does Laser emission, the laser part does laser receiving, and vice versa, the laser part and the telescopic system
Form range-finding telescope.
Liquid crystal display is placed in outside telescopic system by the present invention, the external liquid crystal display shown by the display system in
Appearance is incident upon in the visual field of the telescopic system, and this avoid the optical energy loss for caused by liquid crystal built in routine being more than 50%；
Meanwhile the optical path of telescopic system and the part optical path of laser system are overlapped, the optical path of display system and the part light of telescopic system
Road is overlapped, and can greatly reduce the number of the optical component setting of rangefinder in this way, is optimized the component design of rangefinder, is made it more
Add simplification.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For the those of ordinary skill in the field, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And thus amplify out it is obvious variation or
Person, which changes, to be still in the protection scope of this invention.
Claims (6)
1. a kind of rangefinder, it is characterised in that: including telescopic system, laser system, display system, wherein telephotolens (1) with
Right-angle prism (5) is on same level axis, is disposed with liquid crystal display (2), projection microscope group (3), light splitting rib therebetween
Mirror (4), the liquid crystal display (2) and the projection microscope group (3) are on same level axis, and the Amici prism (4) has the face C,
Laser diode (8) and lens group (9) form an individual laser part, and the telescopic system includes telephotolens (1), light splitting
Prism (4), right-angle prism (5) and telescopic system eyepiece group (6)；The laser system includes telephotolens (1), Amici prism
(4), right-angle prism (5) and laser diode (7)；The display system includes liquid crystal display (2), projection microscope group (3), Amici prism
(4) and telescopic system eyepiece group (6).
2. rangefinder according to claim 1, it is characterised in that: the liquid crystal display (2) is placed in outside telescopic system, passes through institute
It states display system the content of external liquid crystal display (2) display is incident upon in the visual field of the telescopic system.
3. rangefinder according to claim 1 or 2, it is characterised in that: the telescopic system and the laser system share
Telephotolens (1), Amici prism (4), right-angle prism (5).
4. rangefinder according to claim 1 or 2, it is characterised in that: the telescopic system and the display system share
Amici prism (4) and telescopic system eyepiece group (6).
5. rangefinder according to claim 1 or 2, it is characterised in that: the laser part and the laser diode (7) are made
With complementation, when the laser diode (7) does Laser emission, the laser part does laser receiving, and vice versa, the laser portion
Part and the telescopic system form range-finding telescope.
6. a kind of method for carrying out ranging using any rangefinder of claim 1-5, it is characterised in that:
A, visible light is divided by telephotolens (1), right-angle prism (5), Amici prism (4) in the face C of Amici prism (4), can
Light-exposed major part reflexes to telescopic system eyepiece group (6), for target observations；
B, infrared laser is penetrated by telephotolens (1), right-angle prism (5), Amici prism (4) in the face C of Amici prism (4),
Through too small lens focus after outgoing, into laser diode (7)；
C, liquid crystal display (2) shows that content enters Amici prism (4) by projection microscope group (3), in the face the C part of Amici prism (4)
It is transmitted to telescopic system eyepiece group (6), the content that user shows in telescopic system eyepiece group (6) rear observation liquid crystal display, together
When can also be observed that target of looking in the distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910187527.2A CN109814122A (en) | 2019-03-13 | 2019-03-13 | A kind of new pattern laser rangefinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910187527.2A CN109814122A (en) | 2019-03-13 | 2019-03-13 | A kind of new pattern laser rangefinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109814122A true CN109814122A (en) | 2019-05-28 |
Family
ID=66608873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910187527.2A Pending CN109814122A (en) | 2019-03-13 | 2019-03-13 | A kind of new pattern laser rangefinder |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170074650A1 (en) * | 2015-09-15 | 2017-03-16 | Meopta - Optika, S.R.O. | Binocular with integrated laser rangefinder |
| CN106680917A (en) * | 2016-12-23 | 2017-05-17 | 重庆海蓝川马光电科技有限公司 | Complex prism for functional telescope and binocular telescope optical system thereof |
| CN106940473A (en) * | 2017-04-19 | 2017-07-11 | 深圳市迈测科技股份有限公司 | A kind of simple eye telescope of laser ranging |
| CN106950689A (en) * | 2017-04-19 | 2017-07-14 | 深圳市迈测科技股份有限公司 | The simple eye telescope of laser ranging |
| CN108594246A (en) * | 2017-12-29 | 2018-09-28 | 金华市蓝海光电技术有限公司 | A kind of multifunction laser rangefinder |
| CN209674002U (en) * | 2019-03-13 | 2019-11-22 | 重庆市华阳光学仪器有限公司 | A kind of new pattern laser rangefinder |
-
2019
- 2019-03-13 CN CN201910187527.2A patent/CN109814122A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170074650A1 (en) * | 2015-09-15 | 2017-03-16 | Meopta - Optika, S.R.O. | Binocular with integrated laser rangefinder |
| CN106680917A (en) * | 2016-12-23 | 2017-05-17 | 重庆海蓝川马光电科技有限公司 | Complex prism for functional telescope and binocular telescope optical system thereof |
| CN106940473A (en) * | 2017-04-19 | 2017-07-11 | 深圳市迈测科技股份有限公司 | A kind of simple eye telescope of laser ranging |
| CN106950689A (en) * | 2017-04-19 | 2017-07-14 | 深圳市迈测科技股份有限公司 | The simple eye telescope of laser ranging |
| CN108594246A (en) * | 2017-12-29 | 2018-09-28 | 金华市蓝海光电技术有限公司 | A kind of multifunction laser rangefinder |
| CN209674002U (en) * | 2019-03-13 | 2019-11-22 | 重庆市华阳光学仪器有限公司 | A kind of new pattern laser rangefinder |
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