DE1547182A1 - Einrichtung zum automatischen Fokussieren einer Kamera od.dgl. - Google Patents
Einrichtung zum automatischen Fokussieren einer Kamera od.dgl.Info
- Publication number
- DE1547182A1 DE1547182A1 DE19661547182 DE1547182A DE1547182A1 DE 1547182 A1 DE1547182 A1 DE 1547182A1 DE 19661547182 DE19661547182 DE 19661547182 DE 1547182 A DE1547182 A DE 1547182A DE 1547182 A1 DE1547182 A1 DE 1547182A1
- Authority
- DE
- Germany
- Prior art keywords
- lens
- screen
- imaging lens
- motor
- photocell
- 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.)
- Pending
Links
- 238000003384 imaging method Methods 0.000 claims description 54
- 230000001360 synchronised effect Effects 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 description 13
- 238000010276 construction Methods 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 241000282693 Cercopithecidae Species 0.000 description 1
- 101100128278 Mus musculus Lins1 gene Proteins 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 230000036962 time dependent 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
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
- G03B3/10—Power-operated focusing
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/28—Systems for automatic generation of focusing signals
- G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Optics & Photonics (AREA)
- Photovoltaic Devices (AREA)
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
- Stereoscopic And Panoramic Photography (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US504520A US3398665A (en) | 1965-10-24 | 1965-10-24 | Lenticular screen autofocus system |
| US57608166A | 1966-08-30 | 1966-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1547182A1 true DE1547182A1 (de) | 1969-12-18 |
Family
ID=27054850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19661547182 Pending DE1547182A1 (de) | 1965-10-24 | 1966-10-24 | Einrichtung zum automatischen Fokussieren einer Kamera od.dgl. |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5211593B1 (cg-RX-API-DMAC7.html) |
| AT (1) | AT280774B (cg-RX-API-DMAC7.html) |
| DE (1) | DE1547182A1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1142064A (cg-RX-API-DMAC7.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2436528A1 (de) * | 1974-07-29 | 1976-02-12 | Leitz Ernst Gmbh | Elektro-optische scharfstelleinrichtung |
-
1966
- 1966-10-24 DE DE19661547182 patent/DE1547182A1/de active Pending
- 1966-10-24 JP JP6986066A patent/JPS5211593B1/ja active Pending
- 1966-10-24 GB GB4758766A patent/GB1142064A/en not_active Expired
- 1966-10-24 AT AT988766A patent/AT280774B/de active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2436528A1 (de) * | 1974-07-29 | 1976-02-12 | Leitz Ernst Gmbh | Elektro-optische scharfstelleinrichtung |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1142064A (en) | 1969-02-05 |
| AT280774B (de) | 1970-04-27 |
| JPS5211593B1 (cg-RX-API-DMAC7.html) | 1977-03-31 |
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