DE287027C - - Google Patents
Info
- Publication number
- DE287027C DE287027C DENDAT287027D DE287027DA DE287027C DE 287027 C DE287027 C DE 287027C DE NDAT287027 D DENDAT287027 D DE NDAT287027D DE 287027D A DE287027D A DE 287027DA DE 287027 C DE287027 C DE 287027C
- Authority
- DE
- Germany
- Prior art keywords
- adjustment
- optical
- film tape
- movement
- projection screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000003287 optical effect Effects 0.000 claims description 9
- 239000000969 carrier Substances 0.000 claims 1
- 206010038743 Restlessness Diseases 0.000 description 3
- 208000001431 Psychomotor Agitation Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000284 resting 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
- G03B41/00—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor
- G03B41/02—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film
- G03B41/04—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Telescopes (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE287027C true DE287027C (cs) |
Family
ID=542286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT287027D Active DE287027C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE287027C (cs) |
-
0
- DE DENDAT287027D patent/DE287027C/de active Active
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