Central Focusing Binoculars; Individual Focusing Binoculars - Nikon Aculon A211 Instruction Manual

CF: Central focusing binoculars
Binoculars with the diopter
adjustment ring on the right
eyepiece.
CD
Rotate the focusing ring until you
obtain a sharp image of your subject
in the left eyepiece.
®
Rotate the diopter adjustment ring
of the right eyepiece until you obtain
a sharp image of the same subject in
the right eyepiece.
@
Check focusing on both eyes.
@
When you view a different subject,
adjust the focusing ring until you
obtain a sharp image.
Binoculars with the diopter adjustment
ring on the left eyepiece (some models of
zoom binoculars).
CD
Set the zoom lever at the
maximum magnification position.
®
Rotate the focusing ring until you obtain a sharp
image of your subject in the right eyepiece.
@ Rotate the diopter adjustment ring of the left
eyepiece until you obtain a sharp image of the
same subject in the left eyepiece.
@
Check focusing on both eyes.
®
When you view a different subject, adjust the
focusing ring until you obtain a sharp image.
IF: Individual focusing binoculars
For individual focusing binoculars,
diopter adjustment is basically
unnecessary.
CD
Focus right and left eyes separately.
®
When the subject changes, focus with
both eyes separately.
Note: For zoom binoculars
When viewing the subject at
a different magnification, first
correctly adjust focusing at a higher
magnification. This minimizes
blurring, which may occur when you
change magnification.
*
If you change the magnification from
low to high after adjusting focusing
at low magnification, serious image
blurring may occur.
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