FR723209A - Objectif cinématographique - Google Patents

Objectif cinématographique

Info

Publication number
FR723209A
FR723209A FR723209DA FR723209A FR 723209 A FR723209 A FR 723209A FR 723209D A FR723209D A FR 723209DA FR 723209 A FR723209 A FR 723209A
Authority
FR
France
Prior art keywords
cinematic
objective
cinematic objective
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.)
Keller Dorian Colorfilm Corp
Original Assignee
Keller Dorian Colorfilm Corp
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 Keller Dorian Colorfilm Corp filed Critical Keller Dorian Colorfilm Corp
Application granted granted Critical
Publication of FR723209A publication Critical patent/FR723209A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/04—Reversed telephoto objectives

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR723209D 1930-10-13 1931-09-22 Objectif cinématographique Expired FR723209A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US723209XA 1930-10-13 1930-10-13

Publications (1)

Publication Number Publication Date
FR723209A true FR723209A (fr) 1932-04-05

Family

ID=22106867

Family Applications (1)

Application Number Title Priority Date Filing Date
FR723209D Expired FR723209A (fr) 1930-10-13 1931-09-22 Objectif cinématographique

Country Status (1)

Country Link
FR (1) FR723209A (fr)

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