BE359349A - - Google Patents
Info
- Publication number
- BE359349A BE359349A BE359349DA BE359349A BE 359349 A BE359349 A BE 359349A BE 359349D A BE359349D A BE 359349DA BE 359349 A BE359349 A BE 359349A
- Authority
- BE
- Belgium
- Prior art keywords
- film
- drum
- axis
- negative
- winding
- Prior art date
Links
- 239000011521 glass Substances 0.000 claims description 11
- 238000004804 winding Methods 0.000 claims description 8
- 229920002160 Celluloid Polymers 0.000 claims description 4
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims 1
- 230000007246 mechanism Effects 0.000 claims 1
- 229910052753 mercury Inorganic materials 0.000 claims 1
- 230000000284 resting effect Effects 0.000 claims 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective 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
- G03B27/02—Exposure apparatus for contact printing
- G03B27/04—Copying apparatus without a relative movement between the original and the light source during exposure, e.g. printing frame or printing box
- G03B27/08—Copying apparatus without a relative movement between the original and the light source during exposure, e.g. printing frame or printing box for automatic copying of several originals one after the other, e.g. for copying cinematograph film
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE359349A true BE359349A (enrdf_load_stackoverflow) |
Family
ID=32864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE359349D BE359349A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE359349A (enrdf_load_stackoverflow) |
-
0
- BE BE359349D patent/BE359349A/fr unknown
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