CN107121767A - 用于dlp工程投影机的高分辨率投影镜头 - Google Patents
用于dlp工程投影机的高分辨率投影镜头 Download PDFInfo
- Publication number
- CN107121767A CN107121767A CN201710502449.1A CN201710502449A CN107121767A CN 107121767 A CN107121767 A CN 107121767A CN 201710502449 A CN201710502449 A CN 201710502449A CN 107121767 A CN107121767 A CN 107121767A
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- 230000003287 optical effect Effects 0.000 claims description 9
- 238000005286 illumination Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000000007 visual effect Effects 0.000 claims description 5
- 238000009738 saturating Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000003384 imaging method Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000470 constituent Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
- G02B15/16—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group
- G02B15/163—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group
- G02B15/167—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group having an additional fixed front lens or group of lenses
- G02B15/17—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group having an additional fixed front lens or group of lenses arranged +--
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/53—Means for automatic focusing, e.g. to compensate thermal effects
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Projection Apparatus (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710502449.1A CN107121767B (zh) | 2017-06-27 | 2017-06-27 | 用于dlp工程投影机的高分辨率投影镜头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710502449.1A CN107121767B (zh) | 2017-06-27 | 2017-06-27 | 用于dlp工程投影机的高分辨率投影镜头 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107121767A true CN107121767A (zh) | 2017-09-01 |
CN107121767B CN107121767B (zh) | 2022-11-08 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710502449.1A Active CN107121767B (zh) | 2017-06-27 | 2017-06-27 | 用于dlp工程投影机的高分辨率投影镜头 |
Country Status (1)
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CN (1) | CN107121767B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107908063A (zh) * | 2017-12-25 | 2018-04-13 | 陈益德 | 投影镜头和投影显示设备 |
CN108873259A (zh) * | 2018-07-17 | 2018-11-23 | 安徽仁和光电科技有限公司 | 一种超短焦全高清投影镜头 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001350096A (ja) * | 2000-06-05 | 2001-12-21 | Canon Inc | ズームレンズ及びそれを用いた投影装置 |
JP2002244044A (ja) * | 2001-02-19 | 2002-08-28 | Canon Inc | ズームレンズ及びそれを用いた光学機器 |
JP2005266103A (ja) * | 2004-03-17 | 2005-09-29 | Canon Inc | ズームレンズ及びそれを有する画像投射装置 |
CN1818736A (zh) * | 2006-01-20 | 2006-08-16 | 中国兵器工业第二零五研究所 | 投影仪用连续变焦投影镜头 |
JP2007322986A (ja) * | 2006-06-05 | 2007-12-13 | Canon Inc | 光学系及びそれを有する光学機器 |
CN102590992A (zh) * | 2012-02-25 | 2012-07-18 | 湖北久之洋红外系统有限公司 | 高分辨率大视场变焦投影镜头 |
JP2013037339A (ja) * | 2011-07-12 | 2013-02-21 | Canon Inc | ズームレンズ、単焦点レンズ及びそれを有する光学機器 |
JP2014063025A (ja) * | 2012-09-21 | 2014-04-10 | Canon Inc | ズームレンズ及びそれを有する撮像装置 |
JP2015075689A (ja) * | 2013-10-10 | 2015-04-20 | キヤノン株式会社 | ズームレンズ及びそれを有する撮像装置 |
CN206818965U (zh) * | 2017-06-27 | 2017-12-29 | 湖北久之洋信息科技有限公司 | 一种用于dlp工程投影机的高分辨率投影镜头 |
-
2017
- 2017-06-27 CN CN201710502449.1A patent/CN107121767B/zh active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001350096A (ja) * | 2000-06-05 | 2001-12-21 | Canon Inc | ズームレンズ及びそれを用いた投影装置 |
JP2002244044A (ja) * | 2001-02-19 | 2002-08-28 | Canon Inc | ズームレンズ及びそれを用いた光学機器 |
JP2005266103A (ja) * | 2004-03-17 | 2005-09-29 | Canon Inc | ズームレンズ及びそれを有する画像投射装置 |
CN1818736A (zh) * | 2006-01-20 | 2006-08-16 | 中国兵器工业第二零五研究所 | 投影仪用连续变焦投影镜头 |
JP2007322986A (ja) * | 2006-06-05 | 2007-12-13 | Canon Inc | 光学系及びそれを有する光学機器 |
JP2013037339A (ja) * | 2011-07-12 | 2013-02-21 | Canon Inc | ズームレンズ、単焦点レンズ及びそれを有する光学機器 |
CN102590992A (zh) * | 2012-02-25 | 2012-07-18 | 湖北久之洋红外系统有限公司 | 高分辨率大视场变焦投影镜头 |
JP2014063025A (ja) * | 2012-09-21 | 2014-04-10 | Canon Inc | ズームレンズ及びそれを有する撮像装置 |
JP2015075689A (ja) * | 2013-10-10 | 2015-04-20 | キヤノン株式会社 | ズームレンズ及びそれを有する撮像装置 |
CN206818965U (zh) * | 2017-06-27 | 2017-12-29 | 湖北久之洋信息科技有限公司 | 一种用于dlp工程投影机的高分辨率投影镜头 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107908063A (zh) * | 2017-12-25 | 2018-04-13 | 陈益德 | 投影镜头和投影显示设备 |
CN108873259A (zh) * | 2018-07-17 | 2018-11-23 | 安徽仁和光电科技有限公司 | 一种超短焦全高清投影镜头 |
Also Published As
Publication number | Publication date |
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CN107121767B (zh) | 2022-11-08 |
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Address after: 430000 No. 2, floors 1-3, building A2, phase I, R & D base, science and Technology Park, Donghu New Technology Development Zone, Wuhan, Hubei Province Patentee after: China Shipbuilding Hongyang Technology (Wuhan) Co.,Ltd. Country or region after: China Address before: 430000 No. 2, floors 1-3, building A2, phase I, R & D base, science and Technology Park, Donghu New Technology Development Zone, Wuhan, Hubei Province Patentee before: HUBEI JIUZHIYANG INFORMATION TECHNOLOGY CO.,LTD. Country or region before: China |