Pentax Efina T APS efina T Manual - Page 42
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What is the red-eye phenomenon in flash photography When a picture is taken using a flash, a subject's eyes may appear red in the print. This phenomenon is caused by the reflection of the electronic flash in the retina. It can be reduced when the surrounding of the subjects are brightened, shooting distance is shortened or by employing the red-eye reduction flash feature. Red-Eye Reduction Function To reduce the red-eye phenomenon in the picture, use this function. With this function used, the flash discharges two consective times to reduce the appearance of the red-eye effect. 40
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What
is
the
red
-eye
phenomenon
in
flash
photography
When
a
picture
is
taken
using
a
flash,
a
subject's
eyes
may
appear
red
in
the
print.
This
phenomenon
is
caused
by
the
reflection
of
the
electronic
flash
in
the
retina.
It
can
be
reduced
when
the
surrounding
of
the
subjects
are
brightened,
shooting
distance
is
shortened
or
by
employing
the
red
-eye
reduction
flash
feature.
40
Red
-Eye
Reduction
Function
To
reduce
the
red
-eye
phenomenon
in
the
picture,
use
this
function.
With
this
function
used,
the
flash
discharges
two
consective
times
to
reduce
the
appearance
of
the
red
-eye
effect.