JPH0437294Y2 - - Google Patents
Info
- Publication number
- JPH0437294Y2 JPH0437294Y2 JP9313987U JP9313987U JPH0437294Y2 JP H0437294 Y2 JPH0437294 Y2 JP H0437294Y2 JP 9313987 U JP9313987 U JP 9313987U JP 9313987 U JP9313987 U JP 9313987U JP H0437294 Y2 JPH0437294 Y2 JP H0437294Y2
- Authority
- JP
- Japan
- Prior art keywords
- diffracted light
- light
- detectors
- developing device
- distance
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000011295 pitch Substances 0.000 description 12
- NCGICGYLBXGBGN-UHFFFAOYSA-N 3-morpholin-4-yl-1-oxa-3-azonia-2-azanidacyclopent-3-en-5-imine;hydrochloride Chemical compound Cl.[N-]1OC(=N)C=[N+]1N1CCOCC1 NCGICGYLBXGBGN-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9313987U JPH0437294Y2 (enExample) | 1987-06-17 | 1987-06-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9313987U JPH0437294Y2 (enExample) | 1987-06-17 | 1987-06-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS64821U JPS64821U (enExample) | 1989-01-05 |
| JPH0437294Y2 true JPH0437294Y2 (enExample) | 1992-09-02 |
Family
ID=30955461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9313987U Expired JPH0437294Y2 (enExample) | 1987-06-17 | 1987-06-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0437294Y2 (enExample) |
-
1987
- 1987-06-17 JP JP9313987U patent/JPH0437294Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS64821U (enExample) | 1989-01-05 |
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