ISO 517:1996
Photography — Apertures and related properties pertaining to photographic lenses — Designations and measurements
Reference number
ISO 517:1996
Edition 2
1996-12
Withdrawn
ISO 517:1996
4579
Withdrawn (Edition 2, 1996)

Abstract

Pertains to apertures and related properties of photographic lenses affecting the illuminance at the centre of the image. Does apply only to lenses focused on objects at infinity; that is, at least 50 times the focal length of the lens.

General information

  •  : Withdrawn
     : 1996-12
    : Withdrawal of International Standard [95.99]
  •  : 2
     : 8
  • ISO/TC 172/SC 1
    37.040.10 
  • RSS updates

Life cycle

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)