FR551758A - Improvements in optical systems for cameras - Google Patents

Improvements in optical systems for cameras

Info

Publication number
FR551758A
FR551758A FR551758DA FR551758A FR 551758 A FR551758 A FR 551758A FR 551758D A FR551758D A FR 551758DA FR 551758 A FR551758 A FR 551758A
Authority
FR
France
Prior art keywords
cameras
optical systems
optical
systems
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
Serge-Michael De Procou Gorsky
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 filed Critical
Application granted granted Critical
Publication of FR551758A publication Critical patent/FR551758A/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
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/1013—Beam splitting or combining systems for splitting or combining different wavelengths for colour or multispectral image sensors, e.g. splitting an image into monochromatic image components on respective sensors
    • 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
    • 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
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
FR551758D 1922-05-20 1922-05-20 Improvements in optical systems for cameras Expired FR551758A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR551758T 1922-05-20

Publications (1)

Publication Number Publication Date
FR551758A true FR551758A (en) 1923-04-13

Family

ID=8937083

Family Applications (1)

Application Number Title Priority Date Filing Date
FR551758D Expired FR551758A (en) 1922-05-20 1922-05-20 Improvements in optical systems for cameras

Country Status (1)

Country Link
FR (1) FR551758A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4995192A (en) * 1989-11-27 1991-02-26 Dewid Richard Soil cover for potted or in-ground plants

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4995192A (en) * 1989-11-27 1991-02-26 Dewid Richard Soil cover for potted or in-ground plants

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