BE465329A - - Google Patents
Info
- Publication number
- BE465329A BE465329A BE465329DA BE465329A BE 465329 A BE465329 A BE 465329A BE 465329D A BE465329D A BE 465329DA BE 465329 A BE465329 A BE 465329A
- Authority
- BE
- Belgium
- Prior art keywords
- light
- indicator
- intensity
- lamp
- negative
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 12
- 241001275831 Tanais Species 0.000 claims 2
- 239000000126 substance Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000002687 intercalation Effects 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Exposure In Printing And Copying (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE465329A true BE465329A (h) |
Family
ID=116934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE465329D BE465329A (h) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE465329A (h) |
-
0
- BE BE465329D patent/BE465329A/fr unknown
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