BE468327A - - Google Patents
Info
- Publication number
- BE468327A BE468327A BE468327DA BE468327A BE 468327 A BE468327 A BE 468327A BE 468327D A BE468327D A BE 468327DA BE 468327 A BE468327 A BE 468327A
- Authority
- BE
- Belgium
- Prior art keywords
- projection
- filters
- taking
- objectives
- group
- Prior art date
Links
- 230000000875 corresponding Effects 0.000 claims description 7
- 230000003287 optical Effects 0.000 claims description 4
- 210000000188 Diaphragm Anatomy 0.000 claims 1
- 239000003086 colorant Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 229920000298 Cellophane Polymers 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 239000000126 substance Substances 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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
-
- 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
- G03B33/00—Colour photography, other than mere exposure or projection of a colour film
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection-Type Copiers In General (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE468327A true BE468327A (de) |
Family
ID=119113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE468327D BE468327A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE468327A (de) |
-
0
- BE BE468327D patent/BE468327A/fr unknown
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