AT334652B - TRIPLET-TYPE PHOTOGRAPHIC LENS - Google Patents

TRIPLET-TYPE PHOTOGRAPHIC LENS

Info

Publication number: AT334652B
Authority: AT; Austria
Prior art keywords: triplet; photographic lens; type photographic; type; lens
Prior art date: 1970-07-08

Application number

AT595971A

Other languages

German (de)

Other versions

ATA595971A (en

Original Assignee

Polaroid 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.)

1970-07-08

Filing date

1971-07-08

Publication date

1976-01-25

1971-07-08 Application filed by Polaroid Corp filed Critical Polaroid Corp

1976-01-25 Application granted granted Critical

1976-01-25 Publication of AT334652B publication Critical patent/AT334652B/en

1976-05-15 Publication of ATA595971A publication Critical patent/ATA595971A/en

Classifications

- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Lenses (AREA)

AT595971A 1970-07-08 1971-07-08 TRIPLET-TYPE PHOTOGRAPHIC LENS AT334652B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US5304270A	1970-07-08	1970-07-08

Publications (2)

Publication Number	Publication Date
AT334652B true AT334652B (en)	1976-01-25
ATA595971A ATA595971A (en)	1976-05-15

Family

ID=21981552

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT595971A AT334652B (en)	1970-07-08	1971-07-08	TRIPLET-TYPE PHOTOGRAPHIC LENS

Country Status (7)

Country	Link
AT (1)	AT334652B (en)
CA (1)	CA966340A (en)
CH (1)	CH554544A (en)
DE (1)	DE2133643C2 (en)
FR (1)	FR2098254B1 (en)
GB (1)	GB1350999A (en)
NL (1)	NL173681C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3804492A (en) *	1973-01-02	1974-04-16	American Optical Corp	Aperture viewing zoom lens system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE119915C (en) *
GB191422276A (en) *	1914-11-10	1915-11-04	Harold Dennis Taylor	An Improved Form of Objective for Telescopes and like Optical Instruments.
DE375896C (en) *	1922-06-11	1923-05-25	Zeiss Carl Fa	Photographic lens
US2417942A (en) *	1943-09-03	1947-03-25	Bendix Aviat Corp	Triplet objective lens
GB643938A (en) *	1948-06-01	1950-09-27	Christian Ellis Coulman	Lenses
US3486805A (en) *	1965-02-20	1969-12-30	Asahi Optical Co Ltd	Ultra-achromatic fluorite silica triplet lens system

1971
- 1971-07-06 DE DE19712133643 patent/DE2133643C2/en not_active Expired
- 1971-07-07 CA CA117,675A patent/CA966340A/en not_active Expired
- 1971-07-07 CH CH998371A patent/CH554544A/en not_active IP Right Cessation
- 1971-07-08 FR FR7125100A patent/FR2098254B1/fr not_active Expired
- 1971-07-08 GB GB3222471A patent/GB1350999A/en not_active Expired
- 1971-07-08 AT AT595971A patent/AT334652B/en not_active IP Right Cessation
- 1971-07-08 NL NL7109442A patent/NL173681C/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
FR2098254A1 (en)	1972-03-10
NL173681B (en)	1983-09-16
ATA595971A (en)	1976-05-15
FR2098254B1 (en)	1977-06-17
DE2133643A1 (en)	1972-01-20
GB1350999A (en)	1974-04-24
DE2133643C2 (en)	1982-04-22
NL7109442A (en)	1972-01-11
CH554544A (en)	1974-09-30
NL173681C (en)	1984-02-16
CA966340A (en)	1975-04-22

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Legal Events

Date	Code	Title	Description
1990-02-15	ELJ	Ceased due to non-payment of the annual fee