CH461259A - Projecteur de diapositives - Google Patents
Projecteur de diapositivesInfo
- Publication number
- CH461259A CH461259A CH1707667A CH1707667A CH461259A CH 461259 A CH461259 A CH 461259A CH 1707667 A CH1707667 A CH 1707667A CH 1707667 A CH1707667 A CH 1707667A CH 461259 A CH461259 A CH 461259A
- Authority
- CH
- Switzerland
- Prior art keywords
- slide projector
- projector
- slide
- Prior art date
Links
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
- G03B21/53—Means for automatic focusing, e.g. to compensate thermal effects
-
- 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
- G03B21/001—Slide projectors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
- Overhead Projectors And Projection Screens (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US599238A US3402638A (en) | 1966-12-05 | 1966-12-05 | Automatic film focusing by pneumatic servomechanism |
Publications (1)
Publication Number | Publication Date |
---|---|
CH461259A true CH461259A (fr) | 1968-08-15 |
Family
ID=24398832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1707667A CH461259A (fr) | 1966-12-05 | 1967-12-05 | Projecteur de diapositives |
Country Status (4)
Country | Link |
---|---|
US (1) | US3402638A (fr) |
CH (1) | CH461259A (fr) |
DE (1) | DE1572656A1 (fr) |
GB (1) | GB1201059A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5111241A (en) * | 1991-08-27 | 1992-05-05 | Eastman Kodak Company | Bernoulli scan gate |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1348528A (fr) * | 1964-04-10 | |||
US3260153A (en) * | 1963-03-19 | 1966-07-12 | Ncr Co | Reducing camera |
US3326081A (en) * | 1965-02-15 | 1967-06-20 | Eastman Kodak Co | Automatic focussing slide projector |
US3273953A (en) * | 1965-02-26 | 1966-09-20 | Lawrence W Davee | Motion picture projector film focus stabilization and lens cooling means |
-
1966
- 1966-12-05 US US599238A patent/US3402638A/en not_active Expired - Lifetime
-
1967
- 1967-12-01 GB GB54740/67A patent/GB1201059A/en not_active Expired
- 1967-12-02 DE DE19671572656 patent/DE1572656A1/de active Pending
- 1967-12-05 CH CH1707667A patent/CH461259A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
US3402638A (en) | 1968-09-24 |
DE1572656A1 (de) | 1970-03-05 |
GB1201059A (en) | 1970-08-05 |
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