DE2853004A1 - Optisches system fuer ein kopiergeraet - Google Patents
Optisches system fuer ein kopiergeraetInfo
- Publication number
- DE2853004A1 DE2853004A1 DE19782853004 DE2853004A DE2853004A1 DE 2853004 A1 DE2853004 A1 DE 2853004A1 DE 19782853004 DE19782853004 DE 19782853004 DE 2853004 A DE2853004 A DE 2853004A DE 2853004 A1 DE2853004 A1 DE 2853004A1
- Authority
- DE
- Germany
- Prior art keywords
- layers
- layer
- substrate
- optical system
- thickness
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 title claims description 27
- 238000000576 coating method Methods 0.000 claims description 32
- 239000011248 coating agent Substances 0.000 claims description 31
- 239000000758 substrate Substances 0.000 claims description 29
- 230000003595 spectral effect Effects 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 20
- 229910052736 halogen Inorganic materials 0.000 claims description 9
- 150000002367 halogens Chemical class 0.000 claims description 9
- 230000035945 sensitivity Effects 0.000 claims description 9
- 230000006978 adaptation Effects 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims description 4
- 238000002310 reflectometry Methods 0.000 description 16
- 230000007423 decrease Effects 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000003667 anti-reflective effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/28—Interference filters
- G02B5/285—Interference filters comprising deposited thin solid films
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/28—Interference filters
- G02B5/281—Interference filters designed for the infrared light
-
- 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
- G03G15/043—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 with means for controlling illumination or exposure
- G03G15/0435—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 with means for controlling illumination or exposure by introducing an optical element in the optical path, e.g. a filter
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Lenses (AREA)
- Projection-Type Copiers In General (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
- Color Electrophotography (AREA)
- Optical Filters (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14851877A JPS5480738A (en) | 1977-12-09 | 1977-12-09 | Optical system for copying apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2853004A1 true DE2853004A1 (de) | 1979-06-13 |
DE2853004C2 DE2853004C2 (de) | 1987-04-09 |
Family
ID=15454557
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2853004A Expired DE2853004C2 (de) | 1977-12-09 | 1978-12-07 | Optisches System für ein Kopiergerät |
Country Status (3)
Country | Link |
---|---|
US (1) | US4218134A (US06338842-20020115-C00008.png) |
JP (1) | JPS5480738A (US06338842-20020115-C00008.png) |
DE (1) | DE2853004C2 (US06338842-20020115-C00008.png) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3125756A1 (de) * | 1980-07-01 | 1982-04-29 | Canon K.K., Tokyo | Bildnachweisvorrichtung |
DE3229442A1 (de) * | 1981-08-08 | 1983-02-24 | Canon K.K., Tokyo | Projektionsvorrichtung |
EP0157595A2 (en) * | 1984-03-28 | 1985-10-09 | Mita Industrial Co. Ltd. | Copying machine having reduced image memory |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5565911A (en) * | 1978-11-10 | 1980-05-17 | Canon Inc | Optical system of copying machine |
DE9014406U1 (de) * | 1990-10-17 | 1990-12-20 | Kempf, Georg-Ulrich, 2057 Wentorf | Vorrichtung zum Vergrößern von transparenten Vorlagen im Durchlichtverfahren |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2318839A1 (de) * | 1972-04-13 | 1973-10-18 | Canon Kk | Elektrophotographische vorrichtung |
DE2350281A1 (de) * | 1973-10-06 | 1975-04-17 | Zeiss Carl Fa | Spiegellinsen-objektiv zur abbildung auf einer gemeinsamen objekt- und bildseite sowie mit verminderten aberrationen hoeherer ordnung |
DE2634241A1 (de) * | 1975-10-06 | 1977-04-14 | Ibm | Hochwirksames beleuchtungssystem |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3143921A (en) * | 1960-03-30 | 1964-08-11 | John W Russell | Photographic enlarger system |
GB1232423A (US06338842-20020115-C00008.png) * | 1967-07-13 | 1971-05-19 | ||
BE759392A (fr) * | 1969-11-27 | 1971-04-30 | Fuji Photo Film Co Ltd | Methode d'exposition en electrophotographie polychrome |
JPS4940140A (US06338842-20020115-C00008.png) * | 1972-08-18 | 1974-04-15 | ||
JPS5710402B2 (US06338842-20020115-C00008.png) * | 1973-02-14 | 1982-02-26 | ||
JPS5039561A (US06338842-20020115-C00008.png) * | 1973-08-10 | 1975-04-11 | ||
US3869205A (en) * | 1973-08-29 | 1975-03-04 | Xerox Corp | Illumination source for xerographic exposure |
JPS5433888B2 (US06338842-20020115-C00008.png) * | 1974-10-09 | 1979-10-23 | ||
JPS5260142A (en) * | 1975-11-12 | 1977-05-18 | Minolta Camera Co Ltd | Optical system for copying machine |
US4132477A (en) * | 1975-12-27 | 1979-01-02 | Ricoh Company, Ltd. | Optical imaging system for electrophotography |
-
1977
- 1977-12-09 JP JP14851877A patent/JPS5480738A/ja active Granted
-
1978
- 1978-11-30 US US05/964,986 patent/US4218134A/en not_active Expired - Lifetime
- 1978-12-07 DE DE2853004A patent/DE2853004C2/de not_active Expired
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2318839A1 (de) * | 1972-04-13 | 1973-10-18 | Canon Kk | Elektrophotographische vorrichtung |
DE2350281A1 (de) * | 1973-10-06 | 1975-04-17 | Zeiss Carl Fa | Spiegellinsen-objektiv zur abbildung auf einer gemeinsamen objekt- und bildseite sowie mit verminderten aberrationen hoeherer ordnung |
DE2634241A1 (de) * | 1975-10-06 | 1977-04-14 | Ibm | Hochwirksames beleuchtungssystem |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3125756A1 (de) * | 1980-07-01 | 1982-04-29 | Canon K.K., Tokyo | Bildnachweisvorrichtung |
DE3229442A1 (de) * | 1981-08-08 | 1983-02-24 | Canon K.K., Tokyo | Projektionsvorrichtung |
EP0157595A2 (en) * | 1984-03-28 | 1985-10-09 | Mita Industrial Co. Ltd. | Copying machine having reduced image memory |
EP0157595A3 (en) * | 1984-03-28 | 1986-03-12 | Mita Industrial Co. Ltd. | Copying machine having reduced image memory |
Also Published As
Publication number | Publication date |
---|---|
US4218134A (en) | 1980-08-19 |
JPS6217213B2 (US06338842-20020115-C00008.png) | 1987-04-16 |
DE2853004C2 (de) | 1987-04-09 |
JPS5480738A (en) | 1979-06-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition |