CN1270304C - Optical head - Google Patents
Optical head Download PDFInfo
- Publication number
- CN1270304C CN1270304C CN 200410089333 CN200410089333A CN1270304C CN 1270304 C CN1270304 C CN 1270304C CN 200410089333 CN200410089333 CN 200410089333 CN 200410089333 A CN200410089333 A CN 200410089333A CN 1270304 C CN1270304 C CN 1270304C
- Authority
- CN
- China
- Prior art keywords
- plane
- glass body
- laser
- sheet glass
- light
- 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
- 230000003287 optical effect Effects 0.000 title claims abstract description 53
- 239000005357 flat glass Substances 0.000 claims abstract description 21
- 239000004065 semiconductor Substances 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000011521 glass Substances 0.000 abstract 4
- 210000004127 vitreous body Anatomy 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 241000931526 Acer campestre Species 0.000 description 1
- 241001300078 Vitrea Species 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
Landscapes
- Optical Head (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200410089333 CN1270304C (en) | 2004-12-09 | 2004-12-09 | Optical head |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200410089333 CN1270304C (en) | 2004-12-09 | 2004-12-09 | Optical head |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1619670A CN1619670A (en) | 2005-05-25 |
CN1270304C true CN1270304C (en) | 2006-08-16 |
Family
ID=34766197
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200410089333 Expired - Fee Related CN1270304C (en) | 2004-12-09 | 2004-12-09 | Optical head |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1270304C (en) |
-
2004
- 2004-12-09 CN CN 200410089333 patent/CN1270304C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1619670A (en) | 2005-05-25 |
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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 | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANGHAI OPTICS AND PRECISION MECHANICS INSTITUTE Free format text: FORMER OWNER: SHANGHAI OPTICS AND PRECISION MECHANICS INSTITUTE, CHINESE ACADEMY OF SCIENCES Effective date: 20080912 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080912 Address after: Shanghai 800-211 post office mailbox: 201800 Co-patentee after: Shanghai Xinhui Shidai Optical Disk Technology Co., Ltd. Patentee after: Shanghai Institute of Optics and Fine Mechanics.CAS, Chinese Academy of Sciences Address before: Shanghai 800-211 post office mailbox: 201800 Patentee before: Shanghai Optical Precision Machinery Inst., Chinese Academy of Sciences |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060816 Termination date: 20121209 |