JPH0316692B2 - - Google Patents
Info
- Publication number
- JPH0316692B2 JPH0316692B2 JP16958286A JP16958286A JPH0316692B2 JP H0316692 B2 JPH0316692 B2 JP H0316692B2 JP 16958286 A JP16958286 A JP 16958286A JP 16958286 A JP16958286 A JP 16958286A JP H0316692 B2 JPH0316692 B2 JP H0316692B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- light receiving
- focus
- disk
- tracking
- 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
Links
- 102000001999 Transcription Factor Pit-1 Human genes 0.000 description 5
- 108010040742 Transcription Factor Pit-1 Proteins 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- CPBQJMYROZQQJC-UHFFFAOYSA-N helium neon Chemical compound [He].[Ne] CPBQJMYROZQQJC-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Automatic Focus Adjustment (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16958286A JPS62256234A (ja) | 1986-07-18 | 1986-07-18 | 光学式情報読取装置のサ−ボ装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16958286A JPS62256234A (ja) | 1986-07-18 | 1986-07-18 | 光学式情報読取装置のサ−ボ装置 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP53073976A Division JPS6038771B2 (ja) | 1978-06-19 | 1978-06-19 | 光学式情報読取装置のサ−ボ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62256234A JPS62256234A (ja) | 1987-11-07 |
JPH0316692B2 true JPH0316692B2 (no) | 1991-03-06 |
Family
ID=15889149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16958286A Granted JPS62256234A (ja) | 1986-07-18 | 1986-07-18 | 光学式情報読取装置のサ−ボ装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62256234A (no) |
-
1986
- 1986-07-18 JP JP16958286A patent/JPS62256234A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS62256234A (ja) | 1987-11-07 |
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