IT1090469B - Sistema per illuminare un campo anulare - Google Patents
Sistema per illuminare un campo anulareInfo
- Publication number
- IT1090469B IT1090469B IT5110977A IT5110977A IT1090469B IT 1090469 B IT1090469 B IT 1090469B IT 5110977 A IT5110977 A IT 5110977A IT 5110977 A IT5110977 A IT 5110977A IT 1090469 B IT1090469 B IT 1090469B
- Authority
- IT
- Italy
- Prior art keywords
- anular
- illuminating
- field
- anular field
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/08—Catadioptric systems
- G02B17/0836—Catadioptric systems using more than three curved mirrors
- G02B17/0848—Catadioptric systems using more than three curved mirrors off-axis or unobscured systems in which not all of the mirrors share a common axis of rotational symmetry, e.g. at least one of the mirrors is warped, tilted or decentered with respect to the other elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
- G02B19/0028—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed refractive and reflective surfaces, e.g. non-imaging catadioptric systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
- G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
- G02B19/0095—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with ultraviolet radiation
-
- 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
- G03B27/54—Lamp housings; Illuminating means
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70216—Mask projection systems
- G03F7/70225—Optical aspects of catadioptric systems, i.e. comprising reflective and refractive elements
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Microscoopes, Condenser (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US72535176A | 1976-09-22 | 1976-09-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1090469B true IT1090469B (it) | 1985-06-26 |
Family
ID=24914185
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT5110977A IT1090469B (it) | 1976-09-22 | 1977-09-21 | Sistema per illuminare un campo anulare |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5341079A (it) |
CA (1) | CA1090183A (it) |
CH (1) | CH623659A5 (it) |
DE (1) | DE2742488A1 (it) |
FR (1) | FR2372379A1 (it) |
GB (1) | GB1589784A (it) |
IT (1) | IT1090469B (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4321628A (en) * | 1980-04-02 | 1982-03-23 | Xerox Corporation | Scanning apparatus |
GB2173608A (en) * | 1985-03-25 | 1986-10-15 | Richard George Bingham | Imaging system having three curved and one aspherical mirror |
JPH11326759A (ja) * | 1998-05-18 | 1999-11-26 | Ricoh Co Ltd | 画像表示装置 |
JP2001228401A (ja) | 2000-02-16 | 2001-08-24 | Canon Inc | 投影光学系、および該投影光学系による投影露光装置、デバイス製造方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1541379A (fr) * | 1966-11-02 | 1968-10-04 | Eltro Gmbh | Procédé et dispositif de formation d'images |
US3644030A (en) * | 1968-07-12 | 1972-02-22 | Ricoh Kk | Light source system |
US3748015A (en) * | 1971-06-21 | 1973-07-24 | Perkin Elmer Corp | Unit power imaging catoptric anastigmat |
DE2410924A1 (de) * | 1973-03-09 | 1974-09-26 | Perkin Elmer Corp | Vorrichtung zur fotografischen belichtung einer oberflaeche |
DE2348567A1 (de) * | 1973-09-27 | 1975-04-17 | Guido Georg Reinert | Fluoreszenzlampe des entladungsroehrentyps mit uv-strahlendem leuchtstoff, sogenannter schwarzlichtleuchtstoffroehre fuer die beobachtung feiner strukturen mittels einer lupe, eines stereomikroskops oder aequivalenter optischer geraete |
US3878419A (en) * | 1973-12-17 | 1975-04-15 | Carlo F Lafiandra | Precision base mercury vapor lamp |
CH597618A5 (it) * | 1975-12-02 | 1978-04-14 | Zelacolor Syst |
-
1977
- 1977-09-20 CA CA287,089A patent/CA1090183A/en not_active Expired
- 1977-09-21 IT IT5110977A patent/IT1090469B/it active
- 1977-09-21 DE DE19772742488 patent/DE2742488A1/de active Granted
- 1977-09-21 CH CH1154177A patent/CH623659A5/fr not_active IP Right Cessation
- 1977-09-21 FR FR7728457A patent/FR2372379A1/fr active Granted
- 1977-09-21 JP JP11387277A patent/JPS5341079A/ja active Granted
- 1977-09-21 GB GB3935877A patent/GB1589784A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH623659A5 (en) | 1981-06-15 |
DE2742488A1 (de) | 1978-03-23 |
GB1589784A (en) | 1981-05-20 |
DE2742488C2 (it) | 1988-01-21 |
FR2372379B1 (it) | 1982-08-13 |
FR2372379A1 (fr) | 1978-06-23 |
CA1090183A (en) | 1980-11-25 |
JPS5341079A (en) | 1978-04-14 |
JPH0315170B2 (it) | 1991-02-28 |
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