JPH02111812U - - Google Patents
Info
- Publication number
- JPH02111812U JPH02111812U JP2018789U JP2018789U JPH02111812U JP H02111812 U JPH02111812 U JP H02111812U JP 2018789 U JP2018789 U JP 2018789U JP 2018789 U JP2018789 U JP 2018789U JP H02111812 U JPH02111812 U JP H02111812U
- Authority
- JP
- Japan
- Prior art keywords
- phase
- spatial filter
- sine wave
- electrical signal
- photodetection
- 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.)
- Granted
Links
- 230000003111 delayed effect Effects 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims 5
- 239000000284 extract Substances 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Landscapes
- Measurement Of Distances Traversed On The Ground (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989020187U JP2500174Y2 (ja) | 1989-02-27 | 1989-02-27 | 空間フィルタによる距離測定装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989020187U JP2500174Y2 (ja) | 1989-02-27 | 1989-02-27 | 空間フィルタによる距離測定装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02111812U true JPH02111812U (enExample) | 1990-09-06 |
| JP2500174Y2 JP2500174Y2 (ja) | 1996-06-05 |
Family
ID=31236339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989020187U Expired - Lifetime JP2500174Y2 (ja) | 1989-02-27 | 1989-02-27 | 空間フィルタによる距離測定装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2500174Y2 (enExample) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6136161A (ja) * | 1984-07-30 | 1986-02-20 | 株式会社アイジー技術研究所 | 長尺陶板の連続製造装置 |
-
1989
- 1989-02-27 JP JP1989020187U patent/JP2500174Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6136161A (ja) * | 1984-07-30 | 1986-02-20 | 株式会社アイジー技術研究所 | 長尺陶板の連続製造装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2500174Y2 (ja) | 1996-06-05 |
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