CA630543A - Depth-of-field indicator for photographic objectives - Google Patents

Depth-of-field indicator for photographic objectives

Info

Publication number: CA630543A
Authority: CA; Canada
Prior art keywords: depth; field indicator; photographic objectives; photographic; objectives
Prior art date: 1961-11-07
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

CA630543A

Inventor

Tesch Karl

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.)

Jos Schneider Optische Werke GmbH

Original Assignee

Jos Schneider Optische Werke GmbH

Publication date

1961-11-07

1961-11-07 Application granted granted Critical

1961-11-07 Publication of CA630543A publication Critical patent/CA630543A/en

Status Expired legal-status Critical Current

Links

CA630543A Depth-of-field indicator for photographic objectives Expired CA630543A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA630543T

Publications (1)

Publication Number	Publication Date
CA630543A true CA630543A (en)	1961-11-07

Family

ID=35886685

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA630543A Expired CA630543A (en)			Depth-of-field indicator for photographic objectives

Country Status (1)

Country	Link
CA (1)	CA630543A (en)

0
- CA CA630543A patent/CA630543A/en not_active Expired

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