DE2327995A1 - Vorrichtung zur erzeugung von gerasterten elektrophotographischen halbtonbildern - Google Patents
Vorrichtung zur erzeugung von gerasterten elektrophotographischen halbtonbildernInfo
- Publication number
- DE2327995A1 DE2327995A1 DE19732327995 DE2327995A DE2327995A1 DE 2327995 A1 DE2327995 A1 DE 2327995A1 DE 19732327995 DE19732327995 DE 19732327995 DE 2327995 A DE2327995 A DE 2327995A DE 2327995 A1 DE2327995 A1 DE 2327995A1
- Authority
- DE
- Germany
- Prior art keywords
- grid
- raster
- reflected
- shading
- electrophotographic
- 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
- 238000000034 method Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000003384 imaging method Methods 0.000 claims description 2
- 238000009826 distribution Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000007 visual 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
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD16640672A DD102490A1 (enExample) | 1972-10-23 | 1972-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2327995A1 true DE2327995A1 (de) | 1974-05-02 |
Family
ID=5488639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732327995 Pending DE2327995A1 (de) | 1972-10-23 | 1973-06-01 | Vorrichtung zur erzeugung von gerasterten elektrophotographischen halbtonbildern |
Country Status (3)
| Country | Link |
|---|---|
| DD (1) | DD102490A1 (enExample) |
| DE (1) | DE2327995A1 (enExample) |
| GB (1) | GB1426237A (enExample) |
Families Citing this family (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
Also Published As
| Publication number | Publication date |
|---|---|
| DD102490A1 (enExample) | 1973-12-12 |
| GB1426237A (en) | 1976-02-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |