Hitachi DZ-HS3OOA Instruction Manual page 56

Manually focus the following objects, which may not be automatically focused (see page 55):
o , t notin iO ,e
_l_toro, ,i,t,eva_ia,ion ,are_ar_.
in brightness, | near at the
such as white same time
wall
Objects
moving rapidly
Objects lit by
neon sign,
spotlight, etc.
which glares
or emits
strong light
Dark objects
Object behind
glass with
water
droplets, dirt
on it
Night view
56