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Definitions of terms for apertures and related properties for all types of lenses used in still caleras. Specification of aperture markings and of tolerances for the stop numbers. Specification of methods for the measurement or determination of these properties. The document applies to lenses focused on objects at infinity.
| Author | DIN |
|---|---|
| Editor | DIN |
| Document type | Standard |
| Format | File |
| ICS | 37.040.10 : Photographic equipment. Projectors |
| Number of pages | 12 |
| Replace | DIN ISO 517 (2002-07) |
| Cross references | ISO 517 (2008-03), IDT |
| Set | MYSTD-20STD |
| Year | 2009 |
| Document history | DIN ISO 517 (2009-05) |
| Country | Germany |
| Keyword | 517 |