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Ocular Lens
Diopter
Objective Lens
Tripod Adapter Socket
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Center Focus
Twist-up Eyecup
BASIC OPERATION
Adjust the Eyecups
The eyecups on the Crossfire
Strap
and down so any viewer can see the full field and enjoy
Attachment
comfortable viewing—with or without eyeglasses.
When not using eyeglasses or
sunglasses, keep the eyecups
fully extended. For the best
viewing when wearing glasses,
twist eyecups down.
Adjust the Interpupillary Distance
The interpupillary distance (IPD) is the distance between
the center of your left and right pupils. Match the IPD of
your eyes and your binocular by rotating the barrels in or
out until you see a single image free of shading.
Distance between the centers
of the ocular lenses.
CROSSFIRE
HD binocular twist up
®
IPD
Rotate the barrels in or out to
match the IPD of your eyes
with that of the binocular.
®
HD
BINOCULAR
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Related Manuals for Vortex CROSSFIRE HD
Summary of Contents for Vortex CROSSFIRE HD
- Page 1 CROSSFIRE ® BINOCULAR BASIC OPERATION Center Focus Ocular Lens Twist-up Eyecup Adjust the Eyecups The eyecups on the Crossfire HD binocular twist up ® Strap and down so any viewer can see the full field and enjoy Attachment Diopter comfortable viewing—with or without eyeglasses. When not using eyeglasses or sunglasses, keep the eyecups fully extended.
- Page 2 CROSSFIRE ® BINOCULAR Properly Focus the Binocular For the best reults, follow this two-step process to properly adjust the center focus and diopter. Choose an object about 20 yards away and stay in the same spot until you have your binoculars while keeping them close at hand for quick adjusted the binocular for your eyes.
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