2.7 FOCUSING
the image becomes slightly unsharp. Then turn the adjustment ring to the right (clock-
wise) until the maximum image definition is attained for the first time.
• To retain the image definition over the entire range of magnification, you should carry
out sharp focusing using the zoom eyepiece with the highest magnification.
Use with eyeglasses:
Turn the eye cup (clockwise) until it stops.
• For distant objects, turn the adjustment ring for focusing to
the right (clockwise).
• By turning the adjustment ring to the left (counterclockwise),
you can observe objects that are nearer.
• In order to ensure fatigue-free observation, turn the adjust-
ment ring for focusing a bit to the left (counterclockwise) until
ATS/STS / EN
ATS/STS / DE
25