FR1162811A - Téléobjectif - Google Patents

Téléobjectif

Info

Publication number
FR1162811A
FR1162811A FR1162811DA FR1162811A FR 1162811 A FR1162811 A FR 1162811A FR 1162811D A FR1162811D A FR 1162811DA FR 1162811 A FR1162811 A FR 1162811A
Authority
FR
France
Prior art keywords
telephoto
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)
Inventor
Franz Schlegel
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 Werke G Rodenstock
Original Assignee
Optische Werke G Rodenstock
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 Werke G Rodenstock filed Critical Optische Werke G Rodenstock
Application granted granted Critical
Publication of FR1162811A publication Critical patent/FR1162811A/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
    • G02B13/02—Telephoto objectives, i.e. systems of the type + - in which the distance from the front vertex to the image plane is less than the equivalent focal length

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
FR1162811D 1956-05-19 1956-12-15 Téléobjectif Expired FR1162811A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEO4884A DE1144941B (de) 1956-05-19 1956-05-19 Teleobjektiv

Publications (1)

Publication Number Publication Date
FR1162811A true FR1162811A (fr) 1958-09-17

Family

ID=7350460

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1162811D Expired FR1162811A (fr) 1956-05-19 1956-12-15 Téléobjectif

Country Status (3)

Country Link
CH (1) CH355305A (fr)
DE (1) DE1144941B (fr)
FR (1) FR1162811A (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB697366A (en) * 1951-08-17 1953-09-23 Gordon Henry Cook Improvements in or relating to optical objectives
US2631497A (en) * 1952-02-21 1953-03-17 Harry J Graw Telephoto objective

Also Published As

Publication number Publication date
CH355305A (de) 1961-06-30
DE1144941B (de) 1963-03-07

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