CS229904B2 - Zařízení ke koncentraci světla - Google Patents

Zařízení ke koncentraci světla Download PDF

Info

Publication number
CS229904B2
CS229904B2 CS761790A CS179076A CS229904B2 CS 229904 B2 CS229904 B2 CS 229904B2 CS 761790 A CS761790 A CS 761790A CS 179076 A CS179076 A CS 179076A CS 229904 B2 CS229904 B2 CS 229904B2
Authority
CS
Czechoslovakia
Prior art keywords
light
point
concentration
lens
source
Prior art date
Application number
CS761790A
Other languages
Czech (cs)
English (en)
Inventor
Mardrik Balioian
Original Assignee
Tekno Ag
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 Ag filed Critical Tekno Ag
Publication of CS229904B2 publication Critical patent/CS229904B2/cs

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)
CS761790A 1975-03-21 1976-03-19 Zařízení ke koncentraci světla CS229904B2 (cs)

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
CS229904B2 true CS229904B2 (cs) 1984-07-16

Family

ID=9152892

Family Applications (1)

Application Number Title Priority Date Filing Date
CS761790A CS229904B2 (cs) 1975-03-21 1976-03-19 Zařízení ke koncentraci světla

Country Status (12)

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

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
SE7603105L (sv) 1976-09-22
JPS51118455A (en) 1976-10-18
IT1080729B (it) 1985-05-16
NL7603001A (nl) 1976-09-23
CH601813A5 (xx) 1978-07-14
FR2304933B1 (xx) 1982-01-15
GB1543616A (en) 1979-04-04
BR7601643A (pt) 1976-09-21
ES446247A1 (es) 1977-06-16
AU1194476A (en) 1977-09-15

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