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Diamondback, Basic operation adjust the eyecups, Adjust the interpupillary distance – Vortex Optics 10x32 Diamondback HD Binoculars User Manual

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BINOCULAR

DIAMONDBACK

®

HD

Rotate the barrels in or out to

match the IPD of your eyes

with that of the binocular.

IPD

Distance between the centers

of the ocular lenses.

Twist-up Eyecup

BASIC OPERATION
Adjust the Eyecups

The eyecups on the Diamondback

®

HD

binocular twist up

and down so any viewer can see the full field and enjoy
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.