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FR548463A - Advanced lens - Google Patents

Advanced lens

Info

Publication number
FR548463A
FR548463A FR548463DA FR548463A FR 548463 A FR548463 A FR 548463A FR 548463D A FR548463D A FR 548463DA FR 548463 A FR548463 A FR 548463A
Authority
FR
France
Prior art keywords
advanced lens
advanced
lens
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
Rene Damien
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 FR548463A publication Critical patent/FR548463A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/04—Simple or compound lenses with non-spherical faces with continuous faces that are rotationally symmetrical but deviate from a true sphere, e.g. so called "aspheric" lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR548463D 1921-06-25 1921-06-25 Advanced lens Expired FR548463A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR548463T 1921-06-25

Publications (1)

Publication Number Publication Date
FR548463A true FR548463A (en) 1923-01-16

Family

ID=8934847

Family Applications (1)

Application Number Title Priority Date Filing Date
FR548463D Expired FR548463A (en) 1921-06-25 1921-06-25 Advanced lens

Country Status (1)

Country Link
FR (1) FR548463A (en)

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