Table of Contents
Advertisement
Creative apertu re control
There may be t imes when it will be most
important to set the lens aperture to obta in a
particular effect, such as rendering a certain
range in sharp focus or emphasizing a subject
against an out-of-focus
background.
In this
case,
set the desired aperture, and let the
A: Large lens opening
camera select the shutter
speed.
Small f-num-
bers yield a shallow field of sharp focus, as in
Example A below, while large f-numbers give
greater depth of field, as in Example
B.
To
determine actual depth of field, use the depth
-
of-field scale (see p. 36).
B: Small lens opening
27
Advertisement
Table of Contents
