CN105301735B - 一种阻尼调焦投影显示装置 - Google Patents
一种阻尼调焦投影显示装置 Download PDFInfo
- Publication number
- CN105301735B CN105301735B CN201510822781.7A CN201510822781A CN105301735B CN 105301735 B CN105301735 B CN 105301735B CN 201510822781 A CN201510822781 A CN 201510822781A CN 105301735 B CN105301735 B CN 105301735B
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- CN
- China
- Prior art keywords
- focusing
- damping
- handle
- regulating arm
- ray machine
- 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.)
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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
- 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
- G03B21/142—Adjusting of projection optics
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510822781.7A CN105301735B (zh) | 2015-11-24 | 2015-11-24 | 一种阻尼调焦投影显示装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510822781.7A CN105301735B (zh) | 2015-11-24 | 2015-11-24 | 一种阻尼调焦投影显示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105301735A CN105301735A (zh) | 2016-02-03 |
CN105301735B true CN105301735B (zh) | 2018-05-08 |
Family
ID=55199199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510822781.7A Active CN105301735B (zh) | 2015-11-24 | 2015-11-24 | 一种阻尼调焦投影显示装置 |
Country Status (1)
Country | Link |
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CN (1) | CN105301735B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106094400B (zh) * | 2016-06-02 | 2018-10-12 | 联想(北京)有限公司 | 一种投影设备 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101713906A (zh) * | 2008-10-07 | 2010-05-26 | 鸿富锦精密工业(深圳)有限公司 | 投影装置 |
CN103091946A (zh) * | 2011-11-04 | 2013-05-08 | 株式会社理光 | 图像投影装置 |
CN203365895U (zh) * | 2013-08-13 | 2013-12-25 | 胡震宇 | 投影仪镜头调焦马达 |
CN205210395U (zh) * | 2015-11-24 | 2016-05-04 | 成都市极米科技有限公司 | 阻尼调焦投影显示装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005114640A (ja) * | 2003-10-10 | 2005-04-28 | Canon Inc | 位置検出装置 |
JP5445101B2 (ja) * | 2009-12-17 | 2014-03-19 | コニカミノルタ株式会社 | レンズ鏡胴 |
-
2015
- 2015-11-24 CN CN201510822781.7A patent/CN105301735B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101713906A (zh) * | 2008-10-07 | 2010-05-26 | 鸿富锦精密工业(深圳)有限公司 | 投影装置 |
CN103091946A (zh) * | 2011-11-04 | 2013-05-08 | 株式会社理光 | 图像投影装置 |
CN203365895U (zh) * | 2013-08-13 | 2013-12-25 | 胡震宇 | 投影仪镜头调焦马达 |
CN205210395U (zh) * | 2015-11-24 | 2016-05-04 | 成都市极米科技有限公司 | 阻尼调焦投影显示装置 |
Also Published As
Publication number | Publication date |
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CN105301735A (zh) | 2016-02-03 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Damping focusing projection display device Effective date of registration: 20181123 Granted publication date: 20180508 Pledgee: Chengdu technical transformation incubator management Co., Ltd. Pledgor: CHENGDU XGIMI TECHNOLOGY CO., LTD. Registration number: 2018510000125 |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 610015 Tianfu Software Park Area A, 1129 Century City Road, Chengdu High-tech Zone, Sichuan Province Patentee after: Chengdu Jimi Technology Co., Ltd. Address before: 610094 Tianfu Software Park Area A, 1129 Shicheng Road, Chengdu City, Sichuan Province, 7 buildings and 5 floors Patentee before: CHENGDU XGIMI TECHNOLOGY CO., LTD. |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20191227 Granted publication date: 20180508 Pledgee: Chengdu technical transformation incubator management Co., Ltd. Pledgor: CHENGDU XGIMI TECHNOLOGY CO., LTD. Registration number: 2018510000125 |