JPS595844Y2 - 広範囲に渡る光量調節が可能な撮像用光学系 - Google Patents
広範囲に渡る光量調節が可能な撮像用光学系Info
- Publication number
- JPS595844Y2 JPS595844Y2 JP1974040729U JP4072974U JPS595844Y2 JP S595844 Y2 JPS595844 Y2 JP S595844Y2 JP 1974040729 U JP1974040729 U JP 1974040729U JP 4072974 U JP4072974 U JP 4072974U JP S595844 Y2 JPS595844 Y2 JP S595844Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- photographing lens
- diffraction grating
- amount
- 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
- 230000003287 optical effect Effects 0.000 title claims description 25
- 238000003384 imaging method Methods 0.000 title claims description 6
- 239000000463 material Substances 0.000 description 5
- 238000002834 transmittance Methods 0.000 description 5
- GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005375 photometry Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- -1 silver halide Chemical class 0.000 description 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1974040729U JPS595844Y2 (ja) | 1974-04-10 | 1974-04-10 | 広範囲に渡る光量調節が可能な撮像用光学系 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1974040729U JPS595844Y2 (ja) | 1974-04-10 | 1974-04-10 | 広範囲に渡る光量調節が可能な撮像用光学系 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS50130952U JPS50130952U (id) | 1975-10-28 |
JPS595844Y2 true JPS595844Y2 (ja) | 1984-02-22 |
Family
ID=28166870
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1974040729U Expired JPS595844Y2 (ja) | 1974-04-10 | 1974-04-10 | 広範囲に渡る光量調節が可能な撮像用光学系 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS595844Y2 (id) |
-
1974
- 1974-04-10 JP JP1974040729U patent/JPS595844Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS50130952U (id) | 1975-10-28 |
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