BE494607A - - Google Patents
Info
- Publication number
- BE494607A BE494607A BE494607DA BE494607A BE 494607 A BE494607 A BE 494607A BE 494607D A BE494607D A BE 494607DA BE 494607 A BE494607 A BE 494607A
- Authority
- BE
- Belgium
- Prior art keywords
- sheets
- screen
- colored
- lantern
- paper
- Prior art date
Links
- 230000004907 flux Effects 0.000 claims description 17
- 239000011521 glass Substances 0.000 claims description 8
- 229920002678 cellulose Polymers 0.000 claims description 5
- 239000001913 cellulose Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 108010010803 Gelatin Proteins 0.000 description 4
- 229920000159 gelatin Polymers 0.000 description 4
- 239000008273 gelatin Substances 0.000 description 4
- 235000019322 gelatine Nutrition 0.000 description 4
- 235000011852 gelatine desserts Nutrition 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
- G03D17/00—Dark-room arrangements not provided for in the preceding groups; Portable dark-rooms
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE494607A true BE494607A (enrdf_load_stackoverflow) |
Family
ID=138320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE494607D BE494607A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE494607A (enrdf_load_stackoverflow) |
-
0
- BE BE494607D patent/BE494607A/fr unknown
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