FR718534A - Improvements made to optical devices for taking photographic or cinematographic views, more particularly in color - Google Patents

Improvements made to optical devices for taking photographic or cinematographic views, more particularly in color

Info

Publication number
FR718534A
FR718534A FR718534DA FR718534A FR 718534 A FR718534 A FR 718534A FR 718534D A FR718534D A FR 718534DA FR 718534 A FR718534 A FR 718534A
Authority
FR
France
Prior art keywords
color
optical devices
improvements made
taking photographic
cinematographic
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
Other languages
French (fr)
Inventor
Albert George Hillman
Bertram Thomas Gill
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.)
Gerrard Industries Ltd
Original Assignee
Gerrard Industries Ltd
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 Gerrard Industries Ltd filed Critical Gerrard Industries Ltd
Application granted granted Critical
Publication of FR718534A publication Critical patent/FR718534A/en
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
    • G02B27/143—Beam splitting or combining systems operating by reflection only using macroscopically faceted or segmented reflective surfaces
    • 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
    • G02B27/149—Beam splitting or combining systems operating by reflection only using crossed beamsplitting surfaces, e.g. cross-dichroic cubes or X-cubes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR718534D 1930-07-04 1931-06-11 Improvements made to optical devices for taking photographic or cinematographic views, more particularly in color Expired FR718534A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB718534X 1930-07-04

Publications (1)

Publication Number Publication Date
FR718534A true FR718534A (en) 1932-01-26

Family

ID=10494791

Family Applications (1)

Application Number Title Priority Date Filing Date
FR718534D Expired FR718534A (en) 1930-07-04 1931-06-11 Improvements made to optical devices for taking photographic or cinematographic views, more particularly in color

Country Status (1)

Country Link
FR (1) FR718534A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0838708A1 (en) * 1996-10-24 1998-04-29 Simrad Optronics A/S Binocular image intensifier viewer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0838708A1 (en) * 1996-10-24 1998-04-29 Simrad Optronics A/S Binocular image intensifier viewer

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