CN105700282B - 背投装置 - Google Patents
背投装置 Download PDFInfo
- Publication number
- CN105700282B CN105700282B CN201610272182.7A CN201610272182A CN105700282B CN 105700282 B CN105700282 B CN 105700282B CN 201610272182 A CN201610272182 A CN 201610272182A CN 105700282 B CN105700282 B CN 105700282B
- Authority
- CN
- China
- Prior art keywords
- speculum
- light
- screen
- projector
- light beam
- 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.)
- Expired - Fee Related
Links
- 230000011514 reflex Effects 0.000 claims abstract description 18
- 230000010287 polarization Effects 0.000 claims description 29
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 5
- 206010047571 Visual impairment Diseases 0.000 abstract description 2
- 230000004888 barrier function Effects 0.000 abstract description 2
- 229920005479 Lucite® Polymers 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 239000004926 polymethyl methacrylate Substances 0.000 description 3
- 238000002310 reflectometry Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
Classifications
-
- 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
- G03B21/28—Reflectors in projection beam
-
- 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
- G03B37/00—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe
- G03B37/04—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe with cameras or projectors providing touching or overlapping fields of view
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Projection Apparatus (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610272182.7A CN105700282B (zh) | 2016-04-28 | 2016-04-28 | 背投装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610272182.7A CN105700282B (zh) | 2016-04-28 | 2016-04-28 | 背投装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105700282A CN105700282A (zh) | 2016-06-22 |
CN105700282B true CN105700282B (zh) | 2018-04-06 |
Family
ID=56216624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610272182.7A Expired - Fee Related CN105700282B (zh) | 2016-04-28 | 2016-04-28 | 背投装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105700282B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106647130B (zh) * | 2017-03-07 | 2018-09-28 | 海信集团有限公司 | 背投影拼接单元、***及背投影拼接单元调节方法 |
CN108121143A (zh) * | 2018-02-07 | 2018-06-05 | 全普光电科技(上海)有限公司 | 一种微投影设备 |
CN108663886A (zh) * | 2018-04-24 | 2018-10-16 | 深圳摩方新材科技有限公司 | 一种多投影面拼接的光学*** |
WO2019204983A1 (zh) * | 2018-04-24 | 2019-10-31 | 深圳摩方新材科技有限公司 | 一种多投影面拼接的光学*** |
CN112788422A (zh) * | 2019-11-04 | 2021-05-11 | 海信视像科技股份有限公司 | 显示设备 |
CN113671782B (zh) * | 2021-10-21 | 2022-02-15 | 成都极米科技股份有限公司 | 一种投影设备 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08102899A (ja) * | 1995-10-13 | 1996-04-16 | Hitachi Ltd | 投写形マルチ画像表示装置 |
US5902030A (en) * | 1998-05-29 | 1999-05-11 | Blanchard; Randall D. | System for displaying images from multiple projectors onto a common screen |
CN201054066Y (zh) * | 2007-06-12 | 2008-04-30 | 亚洲光学股份有限公司 | 背投影装置 |
CN201233496Y (zh) * | 2008-07-29 | 2009-05-06 | 北京环宇蓝博科技有限公司 | 前维护背投影拼接墙 |
CN105404012A (zh) * | 2015-12-25 | 2016-03-16 | 刘飞 | 一种双机高光效立体投影*** |
CN205721052U (zh) * | 2016-04-28 | 2016-11-23 | 南京先进激光技术研究院 | 背投装置 |
-
2016
- 2016-04-28 CN CN201610272182.7A patent/CN105700282B/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08102899A (ja) * | 1995-10-13 | 1996-04-16 | Hitachi Ltd | 投写形マルチ画像表示装置 |
US5902030A (en) * | 1998-05-29 | 1999-05-11 | Blanchard; Randall D. | System for displaying images from multiple projectors onto a common screen |
CN201054066Y (zh) * | 2007-06-12 | 2008-04-30 | 亚洲光学股份有限公司 | 背投影装置 |
CN201233496Y (zh) * | 2008-07-29 | 2009-05-06 | 北京环宇蓝博科技有限公司 | 前维护背投影拼接墙 |
CN105404012A (zh) * | 2015-12-25 | 2016-03-16 | 刘飞 | 一种双机高光效立体投影*** |
CN205721052U (zh) * | 2016-04-28 | 2016-11-23 | 南京先进激光技术研究院 | 背投装置 |
Also Published As
Publication number | Publication date |
---|---|
CN105700282A (zh) | 2016-06-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20170406 Address after: 210038, Longgang economic and Technological Development Zone, Nanjing, Nanjing Heng Road, science and Technology Park, building A Applicant after: NANJING ZHONGKE SHENGUANG TECHNOLOGY Co.,Ltd. Address before: 210038 Jiangsu economic and Technological Development Zone, Nanjing, Longgang science and Technology Park Road, building, room A, room 702 Applicant before: NANJING INSTITUTE OF ADVANCED LASER TECHNOLOGY |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20170420 Address after: 210038, Longgang economic and Technological Development Zone, Nanjing, Nanjing Heng Road, science and Technology Park, building A Applicant after: NANJING YIYU PHOTOELECTRIC TECHNOLOGY Co.,Ltd. Address before: 210038, Longgang economic and Technological Development Zone, Nanjing, Nanjing Heng Road, science and Technology Park, building A Applicant before: NANJING ZHONGKE SHENGUANG TECHNOLOGY Co.,Ltd. |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20170728 Address after: 221300, Xuzhou, Jiangsu City, Pizhou province Pizhou Economic Development Zone on the north side of Liaohe Road, North Huashan Road West Applicant after: XUZHOU YICHUANG PHOTOELECTRIC TECHNOLOGY CO.,LTD. Address before: 210038, Longgang economic and Technological Development Zone, Nanjing, Nanjing Heng Road, science and Technology Park, building A Applicant before: NANJING YIYU PHOTOELECTRIC TECHNOLOGY Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 |
|
CF01 | Termination of patent right due to non-payment of annual fee |