NL8204260A - Meetinrichting voor het meten van de optische dichtheid van zowel de ondergrond als van de beeldpartijen in een orgineel. - Google Patents
Meetinrichting voor het meten van de optische dichtheid van zowel de ondergrond als van de beeldpartijen in een orgineel. Download PDFInfo
- Publication number
- NL8204260A NL8204260A NL8204260A NL8204260A NL8204260A NL 8204260 A NL8204260 A NL 8204260A NL 8204260 A NL8204260 A NL 8204260A NL 8204260 A NL8204260 A NL 8204260A NL 8204260 A NL8204260 A NL 8204260A
- Authority
- NL
- Netherlands
- Prior art keywords
- potential
- signal
- extreme
- measuring
- original
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims description 24
- 239000000758 substrate Substances 0.000 title claims description 7
- 238000001514 detection method Methods 0.000 claims description 14
- 238000005259 measurement Methods 0.000 description 13
- 230000018109 developmental process Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 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
- G03B27/00—Photographic printing apparatus
- G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
- G03B27/80—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus in dependence upon automatic analysis of the original
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Control Or Security For Electrophotography (AREA)
- Control Of Exposure In Printing And Copying (AREA)
- Facsimile Scanning Arrangements (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8204260A NL8204260A (nl) | 1982-11-03 | 1982-11-03 | Meetinrichting voor het meten van de optische dichtheid van zowel de ondergrond als van de beeldpartijen in een orgineel. |
| EP83201484A EP0108440B1 (en) | 1982-11-03 | 1983-10-18 | A measuring device for measuring the optical density of both the background and the image areas of an original |
| DE8383201484T DE3365161D1 (en) | 1982-11-03 | 1983-10-18 | A measuring device for measuring the optical density of both the background and the image areas of an original |
| JP58198942A JPS5997133A (ja) | 1982-11-03 | 1983-10-24 | オリジナルの背景と映像域の双方の光学濃度を測定する装置 |
| US06/546,372 US4585352A (en) | 1982-11-03 | 1983-10-28 | System for measuring the optical density of both the background and the image areas of an original |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8204260 | 1982-11-03 | ||
| NL8204260A NL8204260A (nl) | 1982-11-03 | 1982-11-03 | Meetinrichting voor het meten van de optische dichtheid van zowel de ondergrond als van de beeldpartijen in een orgineel. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8204260A true NL8204260A (nl) | 1984-06-01 |
Family
ID=19840523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8204260A NL8204260A (nl) | 1982-11-03 | 1982-11-03 | Meetinrichting voor het meten van de optische dichtheid van zowel de ondergrond als van de beeldpartijen in een orgineel. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4585352A (cg-RX-API-DMAC7.html) |
| EP (1) | EP0108440B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5997133A (cg-RX-API-DMAC7.html) |
| DE (1) | DE3365161D1 (cg-RX-API-DMAC7.html) |
| NL (1) | NL8204260A (cg-RX-API-DMAC7.html) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8500731A (nl) * | 1985-03-14 | 1986-10-01 | Oce Nederland B V Patents And | Inrichting voor het bepalen van een maat voor de hoeveelheid zwak weergegeven informatie van een origineel. |
| JPH0640197B2 (ja) * | 1986-02-12 | 1994-05-25 | 富士写真フイルム株式会社 | 写真焼付露光量決定方法 |
| US4983854A (en) * | 1988-09-15 | 1991-01-08 | Brother Kogyo Kabushiki Kaisha | Sheet detection apparatus with reflecting member |
| US5032733A (en) * | 1988-10-04 | 1991-07-16 | Fuji Photo Film Co., Ltd. | Method for detecting unexposed regions |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3202042A (en) * | 1962-08-06 | 1965-08-24 | Jamieson Ballard | System for measuring separately background and average line luminance or density |
| US3717077A (en) * | 1972-02-22 | 1973-02-20 | Eastman Kodak Co | Exposure control apparatus |
| JPS5913011B2 (ja) * | 1974-06-21 | 1984-03-27 | 富士写真フイルム株式会社 | 写真焼付露光量制御方法 |
| DE2654943C2 (de) * | 1976-12-03 | 1985-10-24 | Agfa-Gevaert Ag, 5090 Leverkusen | Verfahren und Vorrichtung zur Vorprüfung von zu einem Vorlagenband zusammengefaßten Kopiervorlagen |
| CH610673A5 (cg-RX-API-DMAC7.html) * | 1977-02-01 | 1979-04-30 | Gretag Ag | |
| DE2753632C2 (de) * | 1977-12-01 | 1985-08-29 | Agfa-Gevaert Ag, 5090 Leverkusen | Verfahren und Vorrichtung zum Selektieren von kopierunwürdigen fotografischen Vorlagen |
| DE2831836A1 (de) * | 1978-07-20 | 1980-02-07 | Agfa Gevaert Ag | Vorrichtung zur vorpruefung von kopiervorlagen |
| JPS5560826A (en) * | 1978-11-01 | 1980-05-08 | Olympus Optical Co Ltd | Photometry |
| GB2106667B (en) * | 1981-07-20 | 1985-08-07 | Dainippon Screen Mfg | Controlling activity of developing solution against blackening |
-
1982
- 1982-11-03 NL NL8204260A patent/NL8204260A/nl not_active Application Discontinuation
-
1983
- 1983-10-18 EP EP83201484A patent/EP0108440B1/en not_active Expired
- 1983-10-18 DE DE8383201484T patent/DE3365161D1/de not_active Expired
- 1983-10-24 JP JP58198942A patent/JPS5997133A/ja active Granted
- 1983-10-28 US US06/546,372 patent/US4585352A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0108440B1 (en) | 1986-08-06 |
| US4585352A (en) | 1986-04-29 |
| JPH0535414B2 (cg-RX-API-DMAC7.html) | 1993-05-26 |
| DE3365161D1 (en) | 1986-09-11 |
| JPS5997133A (ja) | 1984-06-04 |
| EP0108440A1 (en) | 1984-05-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A1B | A search report has been drawn up | ||
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |