CN104793312A - Optical module of optical grating illumination device - Google Patents

Optical module of optical grating illumination device Download PDF

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Publication number
CN104793312A
CN104793312A CN201410023405.7A CN201410023405A CN104793312A CN 104793312 A CN104793312 A CN 104793312A CN 201410023405 A CN201410023405 A CN 201410023405A CN 104793312 A CN104793312 A CN 104793312A
Authority
CN
China
Prior art keywords
shell
optical grating
grating
focusing
optical module
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.)
Pending
Application number
CN201410023405.7A
Other languages
Chinese (zh)
Inventor
李大明
芮建保
韦春雷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WUXI LUMISOURCE TECHNOLOGIES Co Ltd
Original Assignee
WUXI LUMISOURCE TECHNOLOGIES Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by WUXI LUMISOURCE TECHNOLOGIES Co Ltd filed Critical WUXI LUMISOURCE TECHNOLOGIES Co Ltd
Priority to CN201410023405.7A priority Critical patent/CN104793312A/en
Publication of CN104793312A publication Critical patent/CN104793312A/en
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/44—Grating systems; Zone plate systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)

Abstract

The invention discloses an optical module of an optical grating illumination device. The optical module includes a shell; the shell is a hollow cylinder, the inner diameter of the upper part of the hollow cylinder being greater than the inner diameter of the lower part of the hollow cylinder; a spiral sleeve is arranged in the shell; the lower end of the spiral sleeve is aligned with the lower end of the shell; a lens frame is arranged in the spiral sleeve; the lens frame is provided with a lens; the upper end of the spiral sleeve is provided with a focusing rotation wheel; the front end of the focusing rotation wheel is provided with an optical grating support; the optical grating support is fixedly installed on the shell; and the optical grating support is provided with an optical grating and an optical grating fixing pressing block. According to the optical module of the optical grating illumination device of the invention, the spiral sleeve can be driven to rotate through the focusing rotation wheel, so that the lens frame can be made to move linearly, and therefore, the lens can be driven to move, and the focusing of laser can be realized; and the optical grating is fixed on the optical grating support through the optical grating fixing pressing block, after focused laser passes through the optical grating, dot-matrix type light spots can be formed.

Description

A kind of optical module of grating luminaire
Technical field
The present invention relates to technical field of mapping, be specifically related to a kind of optical module of grating luminaire.
Background technology
Traditional grating luminaire, it is inner that optical module is placed in grating luminaire by usually, and flexibility ratio is low, very convenient to the focusing of laser.
Summary of the invention
The present invention is directed to deficiency of the prior art, a kind of optical module of grating luminaire is provided.
The present invention is realized by following technical scheme: a kind of optical module of grating luminaire, comprise the shell of optical module, described shell is the hollow cylinder that upper inner diameter is greater than lower inner diameter, screw sheel is provided with in shell, align with the lower end of shell in the lower end of screw sheel, lens carrier is provided with in screw sheel, mounted lens on lens carrier, focusing spinning roller is installed in the upper end of screw sheel, focusing spinning roller front end is provided with light barrier holder, light barrier holder is fixedly mounted on shell, light barrier holder installs grating and grating fixes briquetting.
Preferred as such scheme, described screw sheel is rotatably connected with the lower end of focusing spinning roller.
Preferred as such scheme, the lower end of described focusing spinning roller is arranged on the gap location of shell upper and screw sheel.
Preferred as such scheme, described screw sheel matches with outer casing inner wall and installs.
The invention has the advantages that: the present invention, by rotating focusing spinning roller, can drive screw sheel to rotate, thus make lens carrier do rectilinear motion, thus drive lens motion, realize the focusing to laser; Grating, by grating fixation clip, is fixed on light barrier holder, and the laser after focusing, by after grating, forms dot matrix hot spot.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: 1, shell; 2, lens carrier; 3, focusing spinning roller; 4, grating; 5, grating fixed block; 6, light barrier holder; 7, screw sheel; 8, lens.
Specific embodiment
Below in conjunction with specific embodiment, the invention will be further described.
As shown in Fig. 1, a kind of optical module of grating luminaire, comprise the shell of optical module, shell is arranged on the housing of grating luminaire, described shell is the hollow cylinder that upper inner diameter is greater than lower inner diameter, screw sheel is provided with in shell, align with the lower end of shell in the lower end of screw sheel, lens carrier is provided with in screw sheel, mounted lens on lens carrier, focusing spinning roller is installed in the upper end of screw sheel, focusing spinning roller front end is provided with light barrier holder, light barrier holder is fixedly mounted on shell, light barrier holder installs grating and grating fixes briquetting, screw sheel is rotatably connected with the lower end of focusing spinning roller, the lower end of focusing spinning roller is arranged on the gap location of shell upper and screw sheel, screw sheel matches with outer casing inner wall and installs.
The foregoing is only and embody the preferred embodiment of the principle of the invention, therefore do not limit protection scope of the present invention, every equalization change done according to the present invention with modify within the scope of the claims of all containing in the present invention.

Claims (4)

1. the optical module of a grating luminaire, it is characterized in that: the shell comprising optical module, described shell is the hollow cylinder that upper inner diameter is greater than lower inner diameter, screw sheel is provided with in shell, align with the lower end of shell in the lower end of screw sheel, lens carrier is provided with in screw sheel, mounted lens on lens carrier, focusing spinning roller is installed in the upper end of screw sheel, focusing spinning roller front end is provided with light barrier holder, light barrier holder is fixedly mounted on shell, light barrier holder installs grating and grating fixes briquetting.
2. the optical module of grating luminaire as claimed in claim 1, is characterized in that: described screw sheel is rotatably connected with the lower end of focusing spinning roller.
3. the optical module of grating luminaire as claimed in claim 1, is characterized in that: the lower end of described focusing spinning roller is arranged on the gap location of shell upper and screw sheel.
4. the optical module of grating luminaire as claimed in claim 1, is characterized in that: described screw sheel matches with outer casing inner wall and installs.
CN201410023405.7A 2014-01-20 2014-01-20 Optical module of optical grating illumination device Pending CN104793312A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410023405.7A CN104793312A (en) 2014-01-20 2014-01-20 Optical module of optical grating illumination device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410023405.7A CN104793312A (en) 2014-01-20 2014-01-20 Optical module of optical grating illumination device

Publications (1)

Publication Number Publication Date
CN104793312A true CN104793312A (en) 2015-07-22

Family

ID=53558270

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410023405.7A Pending CN104793312A (en) 2014-01-20 2014-01-20 Optical module of optical grating illumination device

Country Status (1)

Country Link
CN (1) CN104793312A (en)

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5195103A (en) * 1991-05-21 1993-03-16 At&T Bell Laboratories Externally modulated laser source for array illumination
CN2293794Y (en) * 1997-04-28 1998-10-07 中国科学技术大学 Adjustable semi-conductor laser collimation head
US5828491A (en) * 1996-12-20 1998-10-27 The Regents Of The University Of California Phase plate technology for laser marking of magnetic discs
CN2302529Y (en) * 1997-06-20 1998-12-30 大连经济技术开发区拉特激光技术开发有限公司 Space phase modulator
CN2369256Y (en) * 1999-05-19 2000-03-15 周大明 Laser aiming device
CN1276525A (en) * 2000-07-07 2000-12-13 清华大学 Parallel confocal detector based on Darman raster
CN1584646A (en) * 2004-06-08 2005-02-23 中国科学院上海光学精密机械研究所 Dynamic optical coupler
CN1743125A (en) * 2005-09-20 2006-03-08 江苏大学 Varifocal optical compensating system of rodlike laser working substance thermal lens effect
CN2784956Y (en) * 2004-12-29 2006-05-31 鸿富锦精密工业（深圳）有限公司 Digital camera zooming lens
CN201523154U (en) * 2009-09-25 2010-07-07 山东汉和能源科技有限公司 Integrated electric zooming semi-conductor laser device
CN102155925A (en) * 2011-01-07 2011-08-17 中国科学院上海光学精密机械研究所 Three-dimensional surface topography measuring device based on one-dimensional Dammann grating
CN102364374A (en) * 2011-10-24 2012-02-29 无锡亮源激光技术有限公司 Laser sight
CN202522753U (en) * 2012-04-29 2012-11-07 西安华科光电有限公司 Optical path focusing device and electric focusing laser riflescope comprising same
CN202815329U (en) * 2012-08-13 2013-03-20 嘉兴市光辰光电科技有限公司 Laser lighting device
CN202975558U (en) * 2012-12-27 2013-06-05 北京康拓红外技术股份有限公司 Laser lens capable of providing compensation light source to line-scan camera
CN203799096U (en) * 2014-01-20 2014-08-27 无锡亮源激光技术有限公司 Optical module of optical grating illumination device

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5195103A (en) * 1991-05-21 1993-03-16 At&T Bell Laboratories Externally modulated laser source for array illumination
US5828491A (en) * 1996-12-20 1998-10-27 The Regents Of The University Of California Phase plate technology for laser marking of magnetic discs
CN2293794Y (en) * 1997-04-28 1998-10-07 中国科学技术大学 Adjustable semi-conductor laser collimation head
CN2302529Y (en) * 1997-06-20 1998-12-30 大连经济技术开发区拉特激光技术开发有限公司 Space phase modulator
CN2369256Y (en) * 1999-05-19 2000-03-15 周大明 Laser aiming device
CN1276525A (en) * 2000-07-07 2000-12-13 清华大学 Parallel confocal detector based on Darman raster
CN1584646A (en) * 2004-06-08 2005-02-23 中国科学院上海光学精密机械研究所 Dynamic optical coupler
CN2784956Y (en) * 2004-12-29 2006-05-31 鸿富锦精密工业（深圳）有限公司 Digital camera zooming lens
CN1743125A (en) * 2005-09-20 2006-03-08 江苏大学 Varifocal optical compensating system of rodlike laser working substance thermal lens effect
CN201523154U (en) * 2009-09-25 2010-07-07 山东汉和能源科技有限公司 Integrated electric zooming semi-conductor laser device
CN102155925A (en) * 2011-01-07 2011-08-17 中国科学院上海光学精密机械研究所 Three-dimensional surface topography measuring device based on one-dimensional Dammann grating
CN102364374A (en) * 2011-10-24 2012-02-29 无锡亮源激光技术有限公司 Laser sight
CN202522753U (en) * 2012-04-29 2012-11-07 西安华科光电有限公司 Optical path focusing device and electric focusing laser riflescope comprising same
CN202815329U (en) * 2012-08-13 2013-03-20 嘉兴市光辰光电科技有限公司 Laser lighting device
CN202975558U (en) * 2012-12-27 2013-06-05 北京康拓红外技术股份有限公司 Laser lens capable of providing compensation light source to line-scan camera
CN203799096U (en) * 2014-01-20 2014-08-27 无锡亮源激光技术有限公司 Optical module of optical grating illumination device

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
H.DAMMANN: ""HIGH-EFFICIENCY IN-LINE MULTIPLE IMAGING BY MEANS OF MULTIPLE PHASE HOLOGRAMS"", 《OPTICS COMMUNICATIONS》 *
王鹏鹏: ""基于达曼光栅的点阵照明成像激光雷达系统的研究"", 《中国优秀硕士学位论文全文数据库（电子期刊）》 *

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EXSB Decision made by sipo to initiate substantive examination
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Application publication date: 20150722