FR813571A - Wide angle photographic lens - Google Patents

Wide angle photographic lens

Info

Publication number: FR813571A
Authority: FR; France
Prior art keywords: wide angle; photographic lens; angle photographic; lens; wide
Prior art date: 1935-11-26
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

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.)

ZEISS CARL SOC

Original Assignee

ZEISS CARL SOC

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.)

1935-11-26

Filing date

1936-11-16

Publication date

1937-06-03

1936-11-16 Application filed by ZEISS CARL SOC filed Critical ZEISS CARL SOC

1937-06-03 Application granted granted Critical

1937-06-03 Publication of FR813571A publication Critical patent/FR813571A/en

Status Expired legal-status Critical Current

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)

FR813571D 1935-11-26 1936-11-16 Wide angle photographic lens Expired FR813571A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE813571X		1935-11-26

Publications (1)

Publication Number	Publication Date
FR813571A true FR813571A (en)	1937-06-03

Family

ID=6733703

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR813571D Expired FR813571A (en)	1935-11-26	1936-11-16	Wide angle photographic lens

Country Status (1)

Country	Link
FR (1)	FR813571A (en)

1936
- 1936-11-16 FR FR813571D patent/FR813571A/en not_active Expired

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