BE671909A - - Google Patents
Info
- Publication number
- BE671909A BE671909A BE671909DA BE671909A BE 671909 A BE671909 A BE 671909A BE 671909D A BE671909D A BE 671909DA BE 671909 A BE671909 A BE 671909A
- Authority
- BE
- Belgium
- Prior art keywords
- light
- image
- lens system
- episcope
- unused
- Prior art date
Links
- 239000000463 material Substances 0.000 description 11
- 238000005286 illumination Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 101100493705 Caenorhabditis elegans bath-36 gene Proteins 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000017525 heat dissipation 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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/06—Projectors or projection-type viewers; Accessories therefor affording only episcopic projection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4534364 | 1964-11-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE671909A true BE671909A (enrdf_load_stackoverflow) | 1966-03-01 |
Family
ID=10436857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE671909D BE671909A (enrdf_load_stackoverflow) | 1964-11-06 | 1965-11-05 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE671909A (enrdf_load_stackoverflow) |
| NL (1) | NL6514100A (enrdf_load_stackoverflow) |
-
1965
- 1965-10-29 NL NL6514100A patent/NL6514100A/xx unknown
- 1965-11-05 BE BE671909D patent/BE671909A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6514100A (enrdf_load_stackoverflow) | 1966-05-09 |
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