FR866399A - Variable power telescope - Google Patents

Variable power telescope

Info

Publication number
FR866399A
FR866399A FR866399DA FR866399A FR 866399 A FR866399 A FR 866399A FR 866399D A FR866399D A FR 866399DA FR 866399 A FR866399 A FR 866399A
Authority
FR
France
Prior art keywords
variable power
power telescope
telescope
variable
power
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR866399A publication Critical patent/FR866399A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
    • G02B15/04—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by changing a part

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR866399D 1939-05-10 1940-05-10 Variable power telescope Expired FR866399A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US866399XA 1939-05-10 1939-05-10

Publications (1)

Publication Number Publication Date
FR866399A true FR866399A (en) 1941-08-04

Family

ID=22199890

Family Applications (1)

Application Number Title Priority Date Filing Date
FR866399D Expired FR866399A (en) 1939-05-10 1940-05-10 Variable power telescope

Country Status (1)

Country Link
FR (1) FR866399A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3178992A (en) * 1960-07-25 1965-04-20 Barnes Eng Co Radiometer distinguishing against spurious signals
US3224320A (en) * 1959-05-05 1965-12-21 Slagteriernes Forskningsinst Apparatus for determination of the distribution of meat and fat in slaughtered animals or parts thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3224320A (en) * 1959-05-05 1965-12-21 Slagteriernes Forskningsinst Apparatus for determination of the distribution of meat and fat in slaughtered animals or parts thereof
US3178992A (en) * 1960-07-25 1965-04-20 Barnes Eng Co Radiometer distinguishing against spurious signals

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