CA502896A - Photographic objectives of the cooke triplet type - Google Patents

Photographic objectives of the cooke triplet type

Info

Publication number
CA502896A
CA502896A CA502896A CA502896DA CA502896A CA 502896 A CA502896 A CA 502896A CA 502896 A CA502896 A CA 502896A CA 502896D A CA502896D A CA 502896DA CA 502896 A CA502896 A CA 502896A
Authority
CA
Canada
Prior art keywords
triplet type
photographic objectives
cooke triplet
cooke
photographic
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
CA502896A
Other languages
French (fr)
Inventor
Litten Walter
E. Altman Fred
H. Aklin George
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.)
Canadian Kodak Co Ltd
Original Assignee
Canadian Kodak Co Ltd
Publication date
Application granted granted Critical
Publication of CA502896A publication Critical patent/CA502896A/en
Expired legal-status Critical Current

Links

CA502896A Photographic objectives of the cooke triplet type Expired CA502896A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA502896T

Publications (1)

Publication Number Publication Date
CA502896A true CA502896A (en) 1954-05-25

Family

ID=35648803

Family Applications (1)

Application Number Title Priority Date Filing Date
CA502896A Expired CA502896A (en) Photographic objectives of the cooke triplet type

Country Status (1)

Country Link
CA (1) CA502896A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7710667B2 (en) 2008-06-25 2010-05-04 Aptina Imaging Corp. Imaging module with symmetrical lens system and method of manufacture
US7773317B2 (en) 2008-07-01 2010-08-10 Aptina Imaging Corp. Lens system with symmetrical optics

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7710667B2 (en) 2008-06-25 2010-05-04 Aptina Imaging Corp. Imaging module with symmetrical lens system and method of manufacture
US7773317B2 (en) 2008-07-01 2010-08-10 Aptina Imaging Corp. Lens system with symmetrical optics

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