FR52981E - Improvements to the mounts of optical instruments and photographic lenses - Google Patents

Improvements to the mounts of optical instruments and photographic lenses

Info

Publication number
FR52981E
FR52981E FR52981DA FR52981E FR 52981 E FR52981 E FR 52981E FR 52981D A FR52981D A FR 52981DA FR 52981 E FR52981 E FR 52981E
Authority
FR
France
Prior art keywords
mounts
optical instruments
photographic lenses
photographic
lenses
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
Roger-Pierre-Felix Lemasson
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 FR52981E publication Critical patent/FR52981E/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR52981D 1943-07-01 1943-07-01 Improvements to the mounts of optical instruments and photographic lenses Expired FR52981E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR52981T 1943-07-01

Publications (1)

Publication Number Publication Date
FR52981E true FR52981E (en) 1945-08-27

Family

ID=8687588

Family Applications (1)

Application Number Title Priority Date Filing Date
FR52981D Expired FR52981E (en) 1943-07-01 1943-07-01 Improvements to the mounts of optical instruments and photographic lenses

Country Status (1)

Country Link
FR (1) FR52981E (en)

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