DD102490A1 - - Google Patents
Info
- Publication number
- DD102490A1 DD102490A1 DD16640672A DD16640672A DD102490A1 DD 102490 A1 DD102490 A1 DD 102490A1 DD 16640672 A DD16640672 A DD 16640672A DD 16640672 A DD16640672 A DD 16640672A DD 102490 A1 DD102490 A1 DD 102490A1
- Authority
- DD
- German Democratic Republic
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
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
-
- 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
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/52—Details
- G03B27/66—Details specially adapted for holding half-tone screens
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
- G03G15/04027—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material and forming half-tone image
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Control Of Exposure In Printing And Copying (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD16640672A DD102490A1 (https=) | 1972-10-23 | 1972-10-23 | |
| DE19732327995 DE2327995A1 (de) | 1972-10-23 | 1973-06-01 | Vorrichtung zur erzeugung von gerasterten elektrophotographischen halbtonbildern |
| GB4058773A GB1426237A (en) | 1972-10-23 | 1973-08-29 | Apparatus for the production of halftone images |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD16640672A DD102490A1 (https=) | 1972-10-23 | 1972-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD102490A1 true DD102490A1 (https=) | 1973-12-12 |
Family
ID=5488639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD16640672A DD102490A1 (https=) | 1972-10-23 | 1972-10-23 |
Country Status (3)
| Country | Link |
|---|---|
| DD (1) | DD102490A1 (https=) |
| DE (1) | DE2327995A1 (https=) |
| GB (1) | GB1426237A (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7339754B2 (en) * | 2005-05-20 | 2008-03-04 | Neal Phillip H | Switching illuminating tweezers with magnifier |
-
1972
- 1972-10-23 DD DD16640672A patent/DD102490A1/xx unknown
-
1973
- 1973-06-01 DE DE19732327995 patent/DE2327995A1/de active Pending
- 1973-08-29 GB GB4058773A patent/GB1426237A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7339754B2 (en) * | 2005-05-20 | 2008-03-04 | Neal Phillip H | Switching illuminating tweezers with magnifier |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2327995A1 (de) | 1974-05-02 |
| GB1426237A (en) | 1976-02-25 |