ES446247A1 - Dispositivo optico para transmitir luz o para observar una imagen. - Google Patents

Dispositivo optico para transmitir luz o para observar una imagen.

Info

Publication number
ES446247A1
ES446247A1 ES446247A ES446247A ES446247A1 ES 446247 A1 ES446247 A1 ES 446247A1 ES 446247 A ES446247 A ES 446247A ES 446247 A ES446247 A ES 446247A ES 446247 A1 ES446247 A1 ES 446247A1
Authority
ES
Spain
Prior art keywords
reflecting
light
point
image
self
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.)
Expired
Application number
ES446247A
Other languages
English (en)
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tekno
Original Assignee
Tekno
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tekno filed Critical Tekno
Publication of ES446247A1 publication Critical patent/ES446247A1/es
Expired legal-status Critical Current

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)
ES446247A 1975-03-21 1976-03-20 Dispositivo optico para transmitir luz o para observar una imagen. Expired ES446247A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7508873A FR2304933A1 (fr) 1975-03-21 1975-03-21 Dispositif optique permettant de concentrer la lumiere sur une surface ou un point determine, pour le transfert ou l'observation d'une image

Publications (1)

Publication Number Publication Date
ES446247A1 true ES446247A1 (es) 1977-06-16

Family

ID=9152892

Family Applications (1)

Application Number Title Priority Date Filing Date
ES446247A Expired ES446247A1 (es) 1975-03-21 1976-03-20 Dispositivo optico para transmitir luz o para observar una imagen.

Country Status (12)

Country Link
JP (1) JPS51118455A (cs)
AU (1) AU1194476A (cs)
BR (1) BR7601643A (cs)
CH (1) CH601813A5 (cs)
CS (1) CS229904B2 (cs)
DE (1) DE2611971A1 (cs)
ES (1) ES446247A1 (cs)
FR (1) FR2304933A1 (cs)
GB (1) GB1543616A (cs)
IT (1) IT1080729B (cs)
NL (1) NL7603001A (cs)
SE (1) SE7603105L (cs)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3629550A1 (de) * 1986-08-30 1988-03-03 Meteor Siegen Apparat Schmeck Reprografische kamera
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

Also Published As

Publication number Publication date
DE2611971A1 (de) 1976-09-30
FR2304933A1 (fr) 1976-10-15
CS229904B2 (cs) 1984-07-16
SE7603105L (sv) 1976-09-22
JPS51118455A (en) 1976-10-18
IT1080729B (it) 1985-05-16
NL7603001A (nl) 1976-09-23
CH601813A5 (cs) 1978-07-14
FR2304933B1 (cs) 1982-01-15
GB1543616A (en) 1979-04-04
BR7601643A (pt) 1976-09-21
AU1194476A (en) 1977-09-15

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