FR884123A - Perfectionnement au système optique de schmidt - Google Patents

Perfectionnement au système optique de schmidt

Info

Publication number
FR884123A
FR884123A FR884123DA FR884123A FR 884123 A FR884123 A FR 884123A FR 884123D A FR884123D A FR 884123DA FR 884123 A FR884123 A FR 884123A
Authority
FR
France
Prior art keywords
optical system
further development
schmidt optical
schmidt
development
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)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR884123A publication Critical patent/FR884123A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • G02B17/0884—Catadioptric systems having a pupil corrector
    • G02B17/0888—Catadioptric systems having a pupil corrector the corrector having at least one aspheric surface, e.g. Schmidt plates
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/005—Diaphragms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR884123D 1941-07-12 1942-07-10 Perfectionnement au système optique de schmidt Expired FR884123A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL884123X 1941-07-12

Publications (1)

Publication Number Publication Date
FR884123A true FR884123A (fr) 1943-08-03

Family

ID=19853659

Family Applications (1)

Application Number Title Priority Date Filing Date
FR884123D Expired FR884123A (fr) 1941-07-12 1942-07-10 Perfectionnement au système optique de schmidt

Country Status (1)

Country Link
FR (1) FR884123A (fr)

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