FR894775A - Système optique - Google Patents

Système optique

Info

Publication number
FR894775A
FR894775A FR894775DA FR894775A FR 894775 A FR894775 A FR 894775A FR 894775D A FR894775D A FR 894775DA FR 894775 A FR894775 A FR 894775A
Authority
FR
France
Prior art keywords
optical system
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)
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.)
Optische Industrie de Oude Delft NV
Original Assignee
Optische Industrie de Oude Delft 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 Optische Industrie de Oude Delft NV filed Critical Optische Industrie de Oude Delft NV
Application granted granted Critical
Publication of FR894775A publication Critical patent/FR894775A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR894775D 1942-05-18 1943-05-17 Système optique Expired FR894775A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL894775X 1942-05-18

Publications (1)

Publication Number Publication Date
FR894775A true FR894775A (fr) 1945-01-05

Family

ID=19856076

Family Applications (1)

Application Number Title Priority Date Filing Date
FR894775D Expired FR894775A (fr) 1942-05-18 1943-05-17 Système optique

Country Status (1)

Country Link
FR (1) FR894775A (fr)

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