FR829964A - Appareil d'optique - Google Patents

Appareil d'optique

Info

Publication number
FR829964A
FR829964A FR829964DA FR829964A FR 829964 A FR829964 A FR 829964A FR 829964D A FR829964D A FR 829964DA FR 829964 A FR829964 A FR 829964A
Authority
FR
France
Prior art keywords
optical device
optical
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
English (en)
Inventor
De Gramont Armand
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 FR829964A publication Critical patent/FR829964A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • 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
    • G02B17/026—Catoptric systems, e.g. image erecting and reversing system having static image erecting or reversing properties only

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR829964D 1937-03-13 1937-03-13 Appareil d'optique Expired FR829964A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR829964T 1937-03-13

Publications (1)

Publication Number Publication Date
FR829964A true FR829964A (fr) 1938-07-18

Family

ID=9284598

Family Applications (1)

Application Number Title Priority Date Filing Date
FR829964D Expired FR829964A (fr) 1937-03-13 1937-03-13 Appareil d'optique

Country Status (1)

Country Link
FR (1) FR829964A (fr)

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