JPS6150017A - 閃光及び定常光下の被写体に対する測光装置 - Google Patents
閃光及び定常光下の被写体に対する測光装置Info
- Publication number
- JPS6150017A JPS6150017A JP15105985A JP15105985A JPS6150017A JP S6150017 A JPS6150017 A JP S6150017A JP 15105985 A JP15105985 A JP 15105985A JP 15105985 A JP15105985 A JP 15105985A JP S6150017 A JPS6150017 A JP S6150017A
- Authority
- JP
- Japan
- Prior art keywords
- light
- flash
- photometry
- value
- time
- 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
- 238000005375 photometry Methods 0.000 claims description 36
- 238000004364 calculation method Methods 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 10
- 238000006243 chemical reaction Methods 0.000 description 10
- 230000035945 sensitivity Effects 0.000 description 9
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 2
- RYOOHIUJEJZCFT-UHFFFAOYSA-N 2-[2-(diethylamino)ethylamino]-2-phenylacetic acid 3-methylbutyl ester Chemical compound CCN(CC)CCNC(C(=O)OCCC(C)C)C1=CC=CC=C1 RYOOHIUJEJZCFT-UHFFFAOYSA-N 0.000 description 1
- 241000143437 Aciculosporium take Species 0.000 description 1
- 206010021033 Hypomenorrhoea Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/44—Electric circuits
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15105985A JPS6150017A (ja) | 1985-07-08 | 1985-07-08 | 閃光及び定常光下の被写体に対する測光装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15105985A JPS6150017A (ja) | 1985-07-08 | 1985-07-08 | 閃光及び定常光下の被写体に対する測光装置 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8427878A Division JPS5510569A (en) | 1978-07-10 | 1978-07-10 | Method and apparatus for photometry |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6150017A true JPS6150017A (ja) | 1986-03-12 |
| JPS6137567B2 JPS6137567B2 (enrdf_load_stackoverflow) | 1986-08-25 |
Family
ID=15510397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15105985A Granted JPS6150017A (ja) | 1985-07-08 | 1985-07-08 | 閃光及び定常光下の被写体に対する測光装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6150017A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5196693A (en) * | 1989-12-20 | 1993-03-23 | Kabushiki Kaisha Topcon | Method and apparatus of photodetection with maximum signal holding means |
-
1985
- 1985-07-08 JP JP15105985A patent/JPS6150017A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5196693A (en) * | 1989-12-20 | 1993-03-23 | Kabushiki Kaisha Topcon | Method and apparatus of photodetection with maximum signal holding means |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6137567B2 (enrdf_load_stackoverflow) | 1986-08-25 |
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