JPH0541365Y2 - - Google Patents
Info
- Publication number
- JPH0541365Y2 JPH0541365Y2 JP16592287U JP16592287U JPH0541365Y2 JP H0541365 Y2 JPH0541365 Y2 JP H0541365Y2 JP 16592287 U JP16592287 U JP 16592287U JP 16592287 U JP16592287 U JP 16592287U JP H0541365 Y2 JPH0541365 Y2 JP H0541365Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- dimensional position
- position detection
- shutter
- receiving surface
- 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
- 238000001514 detection method Methods 0.000 claims description 53
- 230000003287 optical effect Effects 0.000 claims description 26
- 230000035945 sensitivity Effects 0.000 claims description 17
- 230000003595 spectral effect Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000000295 emission spectrum Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16592287U JPH0541365Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-10-29 | 1987-10-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16592287U JPH0541365Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-10-29 | 1987-10-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0170107U JPH0170107U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-05-10 |
| JPH0541365Y2 true JPH0541365Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-10-20 |
Family
ID=31452845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16592287U Expired - Lifetime JPH0541365Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-10-29 | 1987-10-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0541365Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2978241B1 (fr) * | 2011-07-21 | 2014-02-28 | Bertrand Arnold | Dispositif de mesure de deplacement numerique |
-
1987
- 1987-10-29 JP JP16592287U patent/JPH0541365Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0170107U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-05-10 |