CN105116518B - 一种基于波前编码的免调焦投影物镜及投影仪 - Google Patents
一种基于波前编码的免调焦投影物镜及投影仪 Download PDFInfo
- Publication number
- CN105116518B CN105116518B CN201510601510.9A CN201510601510A CN105116518B CN 105116518 B CN105116518 B CN 105116518B CN 201510601510 A CN201510601510 A CN 201510601510A CN 105116518 B CN105116518 B CN 105116518B
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- Prior art keywords
- projection objective
- focusing
- exempt
- projection
- encoding board
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- 239000000463 material Substances 0.000 claims description 4
- 238000013461 design Methods 0.000 claims description 3
- 239000005304 optical glass Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 230000010287 polarization Effects 0.000 claims 1
- 238000003384 imaging method Methods 0.000 abstract description 9
- 238000012937 correction Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000007 visual effect Effects 0.000 description 19
- 241000700608 Sagitta Species 0.000 description 12
- 238000012546 transfer Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
- 210000001747 pupil Anatomy 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
-
- 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
- G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
-
- 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
- G03B21/147—Optical correction of image distortions, e.g. keystone
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510601510.9A CN105116518B (zh) | 2015-09-21 | 2015-09-21 | 一种基于波前编码的免调焦投影物镜及投影仪 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510601510.9A CN105116518B (zh) | 2015-09-21 | 2015-09-21 | 一种基于波前编码的免调焦投影物镜及投影仪 |
Publications (2)
Publication Number | Publication Date |
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CN105116518A CN105116518A (zh) | 2015-12-02 |
CN105116518B true CN105116518B (zh) | 2018-02-27 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510601510.9A Active CN105116518B (zh) | 2015-09-21 | 2015-09-21 | 一种基于波前编码的免调焦投影物镜及投影仪 |
Country Status (1)
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CN (1) | CN105116518B (zh) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000028353A1 (en) * | 1998-11-12 | 2000-05-18 | U.S. Precision Lens Incorporated | Color corrected projection lenses employing diffractive optical surfaces |
CN100422788C (zh) * | 2004-01-30 | 2008-10-01 | 皇家飞利浦电子股份有限公司 | 变焦透镜组件 |
US20090257117A1 (en) * | 2008-04-09 | 2009-10-15 | Tomoyuki Baba | Projection optical system and projection type display using the same |
CN101324697A (zh) * | 2008-04-28 | 2008-12-17 | 深圳市大族激光科技股份有限公司 | 光学镜头 |
CN102759769B (zh) * | 2012-06-27 | 2014-05-21 | 中国科学院西安光学精密机械研究所 | 用于波前编码成像的相位板以及带宽可调波前编码*** |
CN204964858U (zh) * | 2015-09-21 | 2016-01-13 | 浙江水晶光电科技股份有限公司 | 一种基于波前编码的免调焦投影物镜及投影仪 |
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2015
- 2015-09-21 CN CN201510601510.9A patent/CN105116518B/zh active Active
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Publication number | Publication date |
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CN105116518A (zh) | 2015-12-02 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A Focusless Projection Objective and Projector Based on Wavefront Encoding Effective date of registration: 20230801 Granted publication date: 20180227 Pledgee: Industrial and Commercial Bank of China Limited Taizhou Branch Pledgor: ZHEJIANG CRYSTAL-OPTECH Co.,Ltd. Registration number: Y2023330001597 |
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Date of cancellation: 20240102 Granted publication date: 20180227 Pledgee: Industrial and Commercial Bank of China Limited Taizhou Branch Pledgor: ZHEJIANG CRYSTAL-OPTECH Co.,Ltd. Registration number: Y2023330001597 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |