FR841522A - Asymmetric lens - Google Patents

Asymmetric lens

Info

Publication number
FR841522A
FR841522A FR841522DA FR841522A FR 841522 A FR841522 A FR 841522A FR 841522D A FR841522D A FR 841522DA FR 841522 A FR841522 A FR 841522A
Authority
FR
France
Prior art keywords
asymmetric lens
asymmetric
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)
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.)
Jos Schneider Optische Werke GmbH
Original Assignee
Jos Schneider Optische Werke GmbH
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 Jos Schneider Optische Werke GmbH filed Critical Jos Schneider Optische Werke GmbH
Application granted granted Critical
Publication of FR841522A publication Critical patent/FR841522A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/04—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having two components only

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR841522D 1938-08-01 1938-08-01 Asymmetric lens Expired FR841522A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR841522T 1938-08-01

Publications (1)

Publication Number Publication Date
FR841522A true FR841522A (en) 1939-05-22

Family

ID=9308325

Family Applications (1)

Application Number Title Priority Date Filing Date
FR841522D Expired FR841522A (en) 1938-08-01 1938-08-01 Asymmetric lens

Country Status (1)

Country Link
FR (1) FR841522A (en)

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