JPH0545923Y2 - - Google Patents
Info
- Publication number
- JPH0545923Y2 JPH0545923Y2 JP8180491U JP8180491U JPH0545923Y2 JP H0545923 Y2 JPH0545923 Y2 JP H0545923Y2 JP 8180491 U JP8180491 U JP 8180491U JP 8180491 U JP8180491 U JP 8180491U JP H0545923 Y2 JPH0545923 Y2 JP H0545923Y2
- Authority
- JP
- Japan
- Prior art keywords
- scanning
- power supply
- light emitting
- emitting means
- circuit
- 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 - Lifetime
Links
- 230000005856 abnormality Effects 0.000 claims description 39
- 238000001514 detection method Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 13
- 239000004065 semiconductor Substances 0.000 claims description 13
- 230000003287 optical effect Effects 0.000 claims description 12
- 238000005259 measurement Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 7
- 230000006866 deterioration Effects 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 2
- 239000013256 coordination polymer Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8180491U JPH0545923Y2 (enrdf_load_html_response) | 1991-09-12 | 1991-09-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8180491U JPH0545923Y2 (enrdf_load_html_response) | 1991-09-12 | 1991-09-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0488804U JPH0488804U (enrdf_load_html_response) | 1992-08-03 |
| JPH0545923Y2 true JPH0545923Y2 (enrdf_load_html_response) | 1993-11-30 |
Family
ID=31813062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8180491U Expired - Lifetime JPH0545923Y2 (enrdf_load_html_response) | 1991-09-12 | 1991-09-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0545923Y2 (enrdf_load_html_response) |
-
1991
- 1991-09-12 JP JP8180491U patent/JPH0545923Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0488804U (enrdf_load_html_response) | 1992-08-03 |
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