IT1080729B - OPTICAL DEVICE TO TRANSFER LIGHT OR TO OBSERVE AN IMAGE - Google Patents
OPTICAL DEVICE TO TRANSFER LIGHT OR TO OBSERVE AN IMAGEInfo
- Publication number
- IT1080729B IT1080729B IT12541/76A IT1254176A IT1080729B IT 1080729 B IT1080729 B IT 1080729B IT 12541/76 A IT12541/76 A IT 12541/76A IT 1254176 A IT1254176 A IT 1254176A IT 1080729 B IT1080729 B IT 1080729B
- Authority
- IT
- Italy
- Prior art keywords
- observe
- image
- optical device
- transfer light
- transfer
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/02—Catoptric systems, e.g. image erecting and reversing system
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/02—Viewing or reading apparatus
- G02B27/022—Viewing apparatus
- G02B27/024—Viewing apparatus comprising a light source, e.g. for viewing photographic slides, X-ray transparancies
- G02B27/026—Viewing apparatus comprising a light source, e.g. for viewing photographic slides, X-ray transparancies and a display device, e.g. CRT, LCD, for adding markings or signs or to enhance the contrast of the viewed object
-
- 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
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/02—Viewfinders
- G03B13/06—Viewfinders with lenses with or without reflectors
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Lenses (AREA)
- Viewfinders (AREA)
- Projection-Type Copiers In General (AREA)
- Optical Elements Other Than Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7508873A FR2304933A1 (en) | 1975-03-21 | 1975-03-21 | OPTICAL DEVICE ALLOWING TO FOCUS THE LIGHT ON A DETERMINED SURFACE OR POINT, FOR THE TRANSFER OR OBSERVATION OF AN IMAGE |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1080729B true IT1080729B (en) | 1985-05-16 |
Family
ID=9152892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT12541/76A IT1080729B (en) | 1975-03-21 | 1976-03-18 | OPTICAL DEVICE TO TRANSFER LIGHT OR TO OBSERVE AN IMAGE |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS51118455A (en) |
AU (1) | AU1194476A (en) |
BR (1) | BR7601643A (en) |
CH (1) | CH601813A5 (en) |
CS (1) | CS229904B2 (en) |
DE (1) | DE2611971A1 (en) |
ES (1) | ES446247A1 (en) |
FR (1) | FR2304933A1 (en) |
GB (1) | GB1543616A (en) |
IT (1) | IT1080729B (en) |
NL (1) | NL7603001A (en) |
SE (1) | SE7603105L (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3629550A1 (en) * | 1986-08-30 | 1988-03-03 | Meteor Siegen Apparat Schmeck | REPROGRAFIC CAMERA |
GB9012667D0 (en) * | 1990-06-07 | 1990-08-01 | Emi Plc Thorn | Apparatus for displaying an image |
US5886818A (en) * | 1992-12-03 | 1999-03-23 | Dimensional Media Associates | Multi-image compositing |
GB2284680A (en) * | 1993-12-13 | 1995-06-14 | Central Research Lab Ltd | Apparatus for displaying a suspended image |
GB2287549B (en) * | 1994-03-05 | 1997-05-28 | Central Research Lab Ltd | Apparatus for displaying a suspended image |
US5552934A (en) * | 1994-03-18 | 1996-09-03 | Spm Corporation | Background reflection-reducing plano-beam splitter for use in real image projecting system |
US6318868B1 (en) | 1997-05-01 | 2001-11-20 | Larussa Joseph A. | Interactive virtual image store window |
-
1975
- 1975-03-21 FR FR7508873A patent/FR2304933A1/en active Granted
-
1976
- 1976-03-09 SE SE7603105A patent/SE7603105L/en unknown
- 1976-03-10 GB GB9500/76A patent/GB1543616A/en not_active Expired
- 1976-03-12 AU AU11944/76A patent/AU1194476A/en not_active Expired
- 1976-03-18 IT IT12541/76A patent/IT1080729B/en active
- 1976-03-18 BR BR7601643A patent/BR7601643A/en unknown
- 1976-03-19 JP JP51030748A patent/JPS51118455A/en active Pending
- 1976-03-19 CS CS761790A patent/CS229904B2/en unknown
- 1976-03-19 CH CH347776A patent/CH601813A5/xx not_active IP Right Cessation
- 1976-03-20 DE DE19762611971 patent/DE2611971A1/en not_active Withdrawn
- 1976-03-20 ES ES446247A patent/ES446247A1/en not_active Expired
- 1976-03-22 NL NL7603001A patent/NL7603001A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
AU1194476A (en) | 1977-09-15 |
FR2304933B1 (en) | 1982-01-15 |
GB1543616A (en) | 1979-04-04 |
JPS51118455A (en) | 1976-10-18 |
ES446247A1 (en) | 1977-06-16 |
BR7601643A (en) | 1976-09-21 |
CS229904B2 (en) | 1984-07-16 |
FR2304933A1 (en) | 1976-10-15 |
NL7603001A (en) | 1976-09-23 |
CH601813A5 (en) | 1978-07-14 |
DE2611971A1 (en) | 1976-09-30 |
SE7603105L (en) | 1976-09-22 |
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