JPS6251442B2 - - Google Patents
Info
- Publication number
- JPS6251442B2 JPS6251442B2 JP2873580A JP2873580A JPS6251442B2 JP S6251442 B2 JPS6251442 B2 JP S6251442B2 JP 2873580 A JP2873580 A JP 2873580A JP 2873580 A JP2873580 A JP 2873580A JP S6251442 B2 JPS6251442 B2 JP S6251442B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- light
- circuit
- output
- optical system
- 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
- 238000003384 imaging method Methods 0.000 claims description 30
- 238000001514 detection method Methods 0.000 claims description 26
- 230000003287 optical effect Effects 0.000 claims description 18
- 230000010354 integration Effects 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000004397 blinking Effects 0.000 claims description 3
- 238000001444 catalytic combustion detection Methods 0.000 description 17
- 238000000034 method Methods 0.000 description 11
- 238000012546 transfer Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000009825 accumulation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008929 regeneration Effects 0.000 description 4
- 238000011069 regeneration method Methods 0.000 description 4
- 230000004907 flux Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 108010076504 Protein Sorting Signals Proteins 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/28—Systems for automatic generation of focusing signals
- G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
- G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Measurement Of Optical Distance (AREA)
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2873580A JPS56125713A (en) | 1980-03-07 | 1980-03-07 | Sharpness detector of image |
| US06/190,454 US4384199A (en) | 1979-09-27 | 1980-09-24 | Incident position detector for radiation beam |
| DE19803036343 DE3036343A1 (de) | 1979-09-27 | 1980-09-26 | Detektoreinrichtung zur strahlungsbuendel-einfallstellen-ermittlung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2873580A JPS56125713A (en) | 1980-03-07 | 1980-03-07 | Sharpness detector of image |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56125713A JPS56125713A (en) | 1981-10-02 |
| JPS6251442B2 true JPS6251442B2 (enrdf_load_stackoverflow) | 1987-10-30 |
Family
ID=12256680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2873580A Granted JPS56125713A (en) | 1979-09-27 | 1980-03-07 | Sharpness detector of image |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56125713A (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3377814D1 (en) * | 1982-06-05 | 1988-09-29 | Olympus Optical Co | An optical system focus-state detector |
| GB2122835B (en) * | 1982-06-30 | 1986-08-06 | Eastman Kodak Co | Rangefinder |
| JPS59157604A (ja) * | 1983-02-28 | 1984-09-07 | Nippon Seimitsu Kogyo Kk | 焦点制御装置を備える光学機器 |
| JPS60214321A (ja) * | 1984-04-11 | 1985-10-26 | Kowa Co | 自動焦点調節装置 |
| JPH04331Y2 (enrdf_load_stackoverflow) * | 1985-11-27 | 1992-01-08 |
-
1980
- 1980-03-07 JP JP2873580A patent/JPS56125713A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56125713A (en) | 1981-10-02 |