Nikon D100 - Manual (Page 85)

Taking Photographs—Focus
Controlling How the Camera Focuses
73
T h e f o c u s a r e a
contains objects at
different distances
from the camera
An example would be a subject inside a
cage. Use focus lock (
70) to focus on
another subject at the same distance, then
recompose the photo.
There is little or no
contrast between
the subject and
the background
An example would be a subject the same
color as the background. Use focus lock
(
70) to focus on another subject at the
same distance, then recompose the photo.
T h e f o c u s a r e a
contains areas of
sharply contrast-
ing brightness
An example would be a subject that is half
in the shade. Use manual focus (
74).
T h e s u b j e c t i s
dominated by reg-
u l a r g e o m e t r i c
patterns
An example would be a row of windows
in a skyscraper. Use manual focus (
74).
Getting Good Results with Autofocus
Autofocus does not perform well under the following conditions: