CN101515071A - Indicating device for vertical quadruple cross wires in single laser light source horizontal exit direction - Google Patents
Indicating device for vertical quadruple cross wires in single laser light source horizontal exit direction Download PDFInfo
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- CN101515071A CN101515071A CNA2009100667584A CN200910066758A CN101515071A CN 101515071 A CN101515071 A CN 101515071A CN A2009100667584 A CNA2009100667584 A CN A2009100667584A CN 200910066758 A CN200910066758 A CN 200910066758A CN 101515071 A CN101515071 A CN 101515071A
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Abstract
An indicating device for vertical quadruple cross wires in single laser light source horizontal exit direction belongs to the technical field of precise engineering survey. The technical problem to be resolved is providing an indicating device for vertical quadruple cross wires in single laser light source horizontal exit direction. The technical proposal of resolution comprises an optical table, a laser, optical fiber, an optical fiber chucking appliance, a collimator objective, five rectangular prisms, five dispersion prisms, four rectangular diaphragms, four cylindrical mirrors and four reflecting mirrors. On the beam path of the laser formed by the optical fiber and the collimator objective, the five rectangular prisms, five dispersion prisms, four rectangular diaphragms, four cylindrical mirrors and four reflecting mirrors are permutated and combined organically to generate quadruple mutually vertical laser cross wire mark lines in the horizontal direction. The device employs a single laser light source, thus greatly saving cost; as the number and exit direction of laser mark lines are increased, the application range of the cross wire indicating device is widened.
Description
Technical field:
The invention belongs to a kind of single laser light source four road crosshair indicating devices that relate in the precise engineering survey technical field.
Background technology:
Straight line laser is the one or more bright straight line that laser beam is passed through to penetrate behind the optical element.It as datum line, position line, is used widely in various graticule work in multiple work.
Current, the laser cross hairs indicator generally has single laser instrument to cooperate the crosshair indicator of zone plate formation and the crosshair indicator that twin-laser cooperates the post lens to form.The prior art the most approaching with the present invention is the semiconductor laser cross hair instrument of Shanghai Optics and Precision Mechanics institute, Chinese Academy of Sciences, this schematic diagram of device as shown in Figure 1, comprise laser instrument 1, spectroscope 2, catoptron 3, first non-spherical lens 4, second non-spherical lens 5, Z to cylindrical mirror 6 and Y to cylindrical mirror 7.On the light path of laser instrument 1 shoot laser direction, be equipped with spectroscope 2 successively, first non-spherical lens 4, Z is to cylindrical mirror 6, spectroscope 2 becomes miter angle to place with optical axis, first non-spherical lens 4 is vertical with optical axis, Z to cylindrical mirror 6 centers on the optical axis of first non-spherical lens 4, on the light path of spectroscope 2 reflected light directions, be equipped with catoptron 3, the reflecting surface of catoptron 3 and the parallel placement of the reflecting surface of spectroscope 2, on the catoptrical light path of catoptron 3, be equipped with second non-spherical lens 5 and Y successively to cylindrical mirror 7, Y to the center of post lens on the optical axis of second non-spherical lens 5.Laser beam is transmitted light and reflected light by spectroscope 2 beam split, and transmitted light expands bundle by first non-spherical lens 5, forms Z to the laser bright line by Z to post lens 6 again; The reflected light of spectroscope 2 expands bundle through second non-spherical lens 5 again through catoptron 3 reflections, forms Y to the laser bright line through Y to cylindrical mirror 7, and two laser bright line directions are vertical, finally export single beam laser crosshair graticule.The shortcoming of this mode maximum is that non-spherical lens is arranged in the device, has increased the cost of processing and check widely, and has had only one road crosshair light path, thereby limited its range of application.
Summary of the invention:
In order to overcome the defective that prior art exists, the objective of the invention is to increase the straight line laser way, the purposes of expansion of laser light crosshair indicator.
The technical problem to be solved in the present invention is: provide four road vertical crosshair indicating devices of a kind of single laser light source horizontal exit direction.The technical scheme of technical solution problem comprises as shown in Figure 2: optical table 10, laser instrument 11, optical fiber 12, optical fiber jig 13, collimator objective 14, first right-angle prism 15, second right-angle prism 16, the 3rd right-angle prism 17, the 4th right-angle prism 18, the 5th right-angle prism 19, first Amici prism 20, second Amici prism 21, the 3rd Amici prism 22, the 4th Amici prism 23, the 5th Amici prism 24, first rectangular aperture 25, second rectangular aperture 26, the 3rd rectangular aperture 27, the 4th rectangular aperture 28, the one Z is to cylindrical mirror 29, the 2nd Z is to cylindrical mirror 31, X is to cylindrical mirror 30, Y is to cylindrical mirror 32, first catoptron 33, second catoptron 34, the 3rd catoptron 35, the 4th catoptron 36.Optical table 10 in right-handed coordinate system, level be X to, vertically be Y to, vertical paper be Z to; One end of optical fiber 12 docks with laser instrument 11, and the terminal of optical fiber 12 is fixed on the optical fiber jig 13, and optical fiber jig 13 is positioned on the object space focal plane of collimator objective 14 and is coaxial with collimator objective 14; First right-angle prism 15 places the light path of collimator objective 14, make the reflecting surface of first right-angle prism 15 become miter angle to place with optical axis, place first Amici prism 20 on the light path of first right-angle prism, 15 reflected light exit directions, its light splitting surface becomes 135 degree angles with optical axis.On the light path of first Amici prism, 20 reflected light directions, place second Amici prism 21, make second Amici prism, 21 light splitting surfaces become miter angle with optical axis, on the light path of second Amici prism, 21 transmitted light directions, place second right-angle prism 16, make second right-angle prism, 16 reflectings surface become miter angle with optical axis, on the light path of second right-angle prism, 16 reflected light directions, place the 3rd right-angle prism 17, make the 3rd right-angle prism 17 reflectings surface become miter angle with optical axis, on the light path of the 3rd right-angle prism 17 reflected light directions, place second rectangular aperture 26 successively, X is to cylindrical mirror 30 and the 3rd Amici prism 22, and make the 3rd Amici prism 22 light splitting surfaces become miter angle with optical axis, place first catoptron 33 and second catoptron 34 on the light path of the 3rd Amici prism 22 transmitted lights and reflected light direction respectively, and make first catoptron 33 all become 135 degree angles, place first rectangular aperture 25 on the light path of second Amici prism, 21 reflected light directions successively with optical axis with 34 reflections of second catoptron, the one Z is to cylindrical mirror 29 and the 3rd Amici prism 22; On the light path of first Amici prism, 20 transmitted light directions, place the 4th Amici prism 23, make the 4th Amici prism 23 light splitting surfaces become 135 degree angles with optical axis, on the light path of the 4th Amici prism 23 transmitted light directions, place the 4th right-angle prism 18, make the 4th right-angle prism 18 reflectings surface become 135 degree angles with optical axis, on the light path of the 4th right-angle prism 18 reflected light directions, place the 5th right-angle prism 19, make the 5th right-angle prism 19 reflectings surface become 135 degree angles with optical axis, place the 4th rectangular aperture 28 successively on the light path of the 5th right-angle prism 19 reflected light directions, Y is to cylindrical mirror 32 and the 5th Amici prism 24, make the 5th Amici prism 24 light splitting surfaces become miter angle with optical axis, place the 3rd catoptron 35 and the 4th catoptron 36 on the light path of the 5th Amici prism 24 transmitted lights and reflected light direction respectively, make the 3rd catoptron 35 and the 4th catoptron 36 reflectings surface all become 135 degree angles, place the 3rd rectangular aperture 27 successively on the light path of the 4th Amici prism 23 reflected light directions with optical axis, the 2nd Z is to cylindrical mirror 31 and the 5th Amici prism 24.
Principle of work is: laser is by optical fiber 12, become the directional light of Y-axis through collimator objective 14, directional light becomes the directional light of X-direction after 15 reflections of first right-angle prism, then through first Amici prism 20 be divided into X-axis and-Y-axis two the bundle directional lights, wherein the X-direction directional light through the 4th Amici prism 23 be divided into X-axis and-Y-axis two the bundle directional lights, wherein-the Y direction directional light becomes the axial bright line of Z through the 3rd rectangular aperture 27 and the 2nd Z to cylindrical mirror 31, the axial bright line of Z through 24 beam split of the 5th Amici prism be-X-direction and-two axial bright lines of Z of Y direction, the axial bright line of two Z respectively through the 3rd catoptron 35 and the 4th catoptron 36 to become exit direction be Y-axis to the axial bright line of the Z of X axis; The X-direction directional light that the 4th Amici prism 23 penetrates is reflected into-the Y direction directional light through the 4th right-angle prism 18, be reflected into-the X-direction directional light through the 5th right-angle prism 19 again, behind cylindrical mirror 32, become Y-axis through the 4th rectangular aperture 28 and Y to bright line, again through 24 beam split of the 5th Amici prism, transmitted light becomes the X axis bright line that exit direction is a Y direction through the 3rd catoptron 35, reflected light through the 4th catoptron 36 become exit direction be the Y-axis of X-direction to bright line, these two bright lines and aforesaid two axial bright lines of Z are formed two crosshairs that exit direction is X-direction and Y direction respectively.First Amici prism 20 reflects-the Y-axis directional light through 21 beam split of second Amici prism be the X-axis directional light and-the Y-axis directional light, wherein the X-axis directional light becomes the axial bright line of Z through first rectangular aperture 25 and a Z to cylindrical mirror 29, be that exit direction is the axial bright line of Z of X-axis and Y-axis through 22 beam split of the 3rd Amici prism again, two bright lines respectively through first catoptron 33 and second catoptron 34 become exit direction for-X-axis and-the Z axle bright line of Y-axis.Second Amici prism, 21 transmission directional lights are reflected into the directional light that exit direction is an X-direction through second right-angle prism 16, be reflected into the directional light that exit direction is a Y direction through the 3rd right-angle prism 17 again, become the X axis bright line through second rectangular aperture 26 and X to cylindrical mirror 30, the X axis bright line is that exit direction is the bright line of X-direction and Y direction through 22 beam split of the 3rd Amici prism, respectively through second catoptron 34 and first catoptron 33 become exit direction for-Y direction and-the Y-axis bright line and the X-axis bright line of directions X, these two bright lines and aforesaid two axial bright lines of Z are formed two crosshairs of exit direction for-X-direction and-Y direction respectively.Form four vertical crosshair bright lines of exit direction of coplane thus.
Good effect of the present invention: these single laser light source four road crosshair indicating devices, can realize that the while forms bright cross hair laser graticule at the four direction of quadrature.Because this device uses single laser light source, provide cost savings widely thus, because the increase of straight line laser number and exit direction has enlarged crosshair indicating device range of application.
Description of drawings:
Fig. 1 is prior art Shanghai ray machine institute---the light channel structure synoptic diagram of semiconductor laser cross hair instrument.
Fig. 2 is the structural representation of single laser light source four road crosshair indicating devices of the present invention.
Embodiment:
The present invention implements by technical scheme shown in Figure 2.Wherein shockproof platform 10 is 550mm * 550mm, and laser instrument 11 wavelength are 532nm, and fiber power is 200mw, is the optical fiber 12 of 5 μ m by core diameter, and optical fiber 12 numerical apertures are 0.22.The section start that optical fiber 12 sends laser is positioned on the focal plane of collimator objective 14 that focal length is 150mm, so laser becomes directional light by collimator objective 14, collimator objective has three, wherein before and after two be ZF6 glass, the centre be K9 glass.In apparatus of the present invention, first right-angle prism, 15 to the 5th right-angle prisms, 19 dimensions are identical, all adopt the positive right-angle prism of K9 glass, and its reflecting surface scribbles aluminium lamination, and reflectivity is greater than 90%, and transmission plane is added with anti-reflection film, and anti-reflection rate is greater than 95%.First Amici prism, 20 to the 5th Amici prisms, 24 dimensions are identical, all adopt K9 glass, and its light splitting surface scribbles semi-transparent semi-reflecting aluminium film, and transmissivity and reflectivity are all 50%, and transmission plane is added with anti-reflection film, and anti-reflection rate is greater than 95%.The one Z is identical to cylindrical mirror 32 dimensions with Y to cylindrical mirror 30 to cylindrical mirror 31, X to cylindrical mirror 29, the 2nd Z, and all adopting focal length is the K9 glass of 4530mm.First catoptron, 33 to the 4th catoptrons, 36 dimensions are identical, all adopt K9 glass, and reflectivity is greater than 80%.Directional light is divided into eight bundle directional lights to a branch of directional light by the beam split of Amici prism, restraint directional lights to eight by turning back of right-angle prism with the single direction focussing force of cylindrical lens and become the bright cross hair laser graticule of four bundles, by first catoptron 33, second catoptron 34, the 3rd catoptron 35 and 36 reflections of the 4th catoptron, make four to restraint the bright horizontal coplanes of cross hair laser graticule exit direction and vertical, finally the bright cross hair laser graticule that forms at the 4.5m place is grown up in equaling 50mm, the cross live width is smaller or equal to 0.2mm, and cross curve illumination is more than or equal to 1000luX.
Claims (1)
1, four road crosshair indicating devices that a kind of single laser light source horizontal exit direction is vertical, comprise laser instrument, catoptron, Z is to cylindrical mirror, Y is characterized in that also comprising optical table (10) to cylindrical mirror, optical fiber (12), optical fiber jig (13), collimator objective (14), first right-angle prism (15), second right-angle prism (16), the 3rd right-angle prism (17), the 4th right-angle prism (18), the 5th right-angle prism (19), first Amici prism (20), second Amici prism (21), the 3rd Amici prism (22), the 4th Amici prism (23), the 5th Amici prism (24), first rectangular aperture (25), second rectangular aperture (26), the 3rd rectangular aperture (27), the 4th rectangular aperture (28), X is to cylindrical mirror (30).Optical table (10) in right-handed coordinate system, level be X to, vertically be Y to, vertical paper be Z to; One end of optical fiber (12) docks with laser instrument (11), and the terminal of optical fiber (12) is fixed on the optical fiber jig (13), and optical fiber jig (13) is positioned on the object space focal plane of collimator objective (14) and is coaxial with collimator objective (14); First right-angle prism (15) places the light path of collimator objective (14), make the reflecting surface of first right-angle prism (15) become miter angle to place with optical axis, place first Amici prism (20) on the light path of first right-angle prism (15) reflected light exit direction, its light splitting surface becomes 135 degree angles with optical axis.On the light path of first Amici prism (20) reflected light direction, place second Amici prism 21, make second Amici prism, 21 light splitting surfaces become miter angle with optical axis, on the light path of second Amici prism, 21 transmitted light directions, place second right-angle prism 16, make second right-angle prism, 16 reflectings surface become miter angle with optical axis, on the light path of second right-angle prism, 16 reflected light directions, place the 3rd right-angle prism 17, make the 3rd right-angle prism 17 reflectings surface become miter angle with optical axis, on the light path of the 3rd right-angle prism 17 reflected light directions, place second rectangular aperture 26 successively, X is to cylindrical mirror 30 and the 3rd Amici prism 22, and make the 3rd Amici prism (22) light splitting surface become miter angle with optical axis, place first catoptron (33) and second catoptron (34) on the light path of the 3rd Amici prism (22) transmitted light and reflected light direction respectively, and make first catoptron (33) and second catoptron (34) reflecting surface all become 135 degree angles, place first rectangular aperture (25) successively on the light path of second Amici prism (21) reflected light direction with optical axis, the one Z is to cylindrical mirror (29) and the 3rd Amici prism (22); On the light path of first Amici prism (20) transmitted light direction, place the 4th Amici prism (23), make the 4th Amici prism (23) light splitting surface become 135 degree angles with optical axis, on the light path of the 4th Amici prism (23) transmitted light direction, place the 4th right-angle prism (18), make the 4th right-angle prism (18) reflecting surface become 135 degree angles with optical axis, on the light path of the 4th right-angle prism (18) reflected light direction, place the 5th right-angle prism (19), make the 5th right-angle prism (19) reflecting surface become 135 degree angles with optical axis, place the 4th rectangular aperture (28) successively on the light path of the 5th right-angle prism (19) reflected light direction, Y is to cylindrical mirror (32) and the 5th Amici prism (24), make the 5th Amici prism (24) light splitting surface become miter angle with optical axis, place the 3rd catoptron (35) and the 4th catoptron (36) on the light path of the 5th Amici prism (24) transmitted light and reflected light direction respectively, make the 3rd catoptron (35) and the 4th catoptron (36) reflecting surface all become 135 degree angles, place the 3rd rectangular aperture (27) successively on the light path of the 4th Amici prism (23) reflected light direction with optical axis, the 2nd Z is to cylindrical mirror (31) and the 5th Amici prism (24).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100667584A CN101515071B (en) | 2009-04-07 | 2009-04-07 | Indicating device for vertical quadruple cross wires in single laser light source horizontal exit direction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100667584A CN101515071B (en) | 2009-04-07 | 2009-04-07 | Indicating device for vertical quadruple cross wires in single laser light source horizontal exit direction |
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| CN101515071A true CN101515071A (en) | 2009-08-26 |
| CN101515071B CN101515071B (en) | 2010-08-04 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102082391A (en) * | 2010-12-14 | 2011-06-01 | 山东华光光电子有限公司 | Optical fiber coupling semiconductor laser output light band indicating device |
| CN102489876A (en) * | 2011-11-11 | 2012-06-13 | 北京中科思远光电科技有限公司 | Laser annealing method and laser annealing device adopting laser auxiliary heating |
| CN105556769A (en) * | 2013-09-18 | 2016-05-04 | 富士胶片株式会社 | Solid-state laser device and photoacoustic measurement device |
| CN106940606A (en) * | 2017-03-01 | 2017-07-11 | 武汉亿维登科技发展有限公司 | A kind of infrared laser touch screen |
-
2009
- 2009-04-07 CN CN2009100667584A patent/CN101515071B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102082391A (en) * | 2010-12-14 | 2011-06-01 | 山东华光光电子有限公司 | Optical fiber coupling semiconductor laser output light band indicating device |
| CN102489876A (en) * | 2011-11-11 | 2012-06-13 | 北京中科思远光电科技有限公司 | Laser annealing method and laser annealing device adopting laser auxiliary heating |
| CN102489876B (en) * | 2011-11-11 | 2014-06-25 | 北京中科思远光电科技有限公司 | Laser annealing method and laser annealing device adopting laser auxiliary heating |
| CN105556769A (en) * | 2013-09-18 | 2016-05-04 | 富士胶片株式会社 | Solid-state laser device and photoacoustic measurement device |
| CN106940606A (en) * | 2017-03-01 | 2017-07-11 | 武汉亿维登科技发展有限公司 | A kind of infrared laser touch screen |
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| CN101515071B (en) | 2010-08-04 |
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Assignee: Changguang Digital Display Technology Co., Ltd. Assignor: Changchun Inst. of Optics and Fine Mechanics and Physics, Chinese Academy of Sci Contract record no.: 2011220000036 Denomination of invention: Indicating device for vertical quadruple cross wires in single laser light source horizontal exit direction Granted publication date: 20100804 License type: Exclusive License Open date: 20090826 Record date: 20110829 |
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