Irix 11 mm f/4.0 User Manual

Extended User Manual – Irix 11 mm f/4.0
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HYPERFOCAL SCALE
The hyperfocal scale consists of four positions: 4,
8, 11 and 16. When working with the hyperfocal
scale, the focus ring sets itself in aforementioned
position and you should set this aperture number
in your camera. Depending on a chosen position,
your photo will be in focus according to the below
scheme:
position 4 – plans between 2 m (6.56 ft) and innity
position 8 – plans between 0.95 m (3.12 ft) and innity
position 11 – plans between 0.65 m (2.13 ft) and innity
position 16 – plans between 0.45 m (1.48 ft) and innity
This aperture value was set for the example photo,
and the focus area covers all the plans.
If you work with the hyperfocal scale for a longer time, consider
using the focus ring lock.

Irix 11 mm f/4.0 Specifications

General

Brand	Irix
Model	11 mm f/4.0
Category	Lenses
Language	English