BE415840A - - Google Patents
Info
- Publication number
- BE415840A BE415840A BE415840DA BE415840A BE 415840 A BE415840 A BE 415840A BE 415840D A BE415840D A BE 415840DA BE 415840 A BE415840 A BE 415840A
- Authority
- BE
- Belgium
- Prior art keywords
- lens
- light
- liquid
- frame
- light source
- Prior art date
Links
- 239000007788 liquid Substances 0.000 claims description 12
- 239000011521 glass Substances 0.000 claims description 11
- 239000003990 capacitor Substances 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims description 4
- 235000007173 Abies balsamea Nutrition 0.000 claims description 2
- 239000004857 Balsam Substances 0.000 claims description 2
- 244000018716 Impatiens biflora Species 0.000 claims description 2
- 239000000110 cooling liquid Substances 0.000 claims description 2
- 239000005357 flat glass Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 239000002826 coolant Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 2
- 241000218645 Cedrus Species 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood 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
- G03B21/14—Details
- G03B21/18—Fire preventing or extinguishing
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE415840A true BE415840A (de) |
Family
ID=78891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE415840D BE415840A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE415840A (de) |
-
0
- BE BE415840D patent/BE415840A/fr unknown
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