2.
Adjusting the eyecups for use with and without spectacles (1)
Fold down the rubber eyecups for viewing while wearing spectacles. leave the eyecups in the upright position
for viewing without specatcles.
3.
Adjustment of interpupillary distance
To see a single round image, turn the two halves of the binoculars until no irritating shadows can be seen.
4.
Adjustment of focusing (4)
By turning the focusing wheel you can focus any object sharply from closeby to infinity.
5.
Dioptric compensation (2)
To achieve optimal image quality, the possibly varying visual acuity between the left and right eye
must be corrected.
Use without eyeglasses and equal acuity of both eyes, or with eyeglasses.
Place the diopter adjustment wheel (= right eyecup) in the middle or '0' position.
Use without eyeglasses and varying acuity.
1. Look through the left ocular with your left eye and turn the focusing wheel to focus sharply
on a selected object.
2. Now look at the same object through the right ocular with your right eye and again create a sharp image
of this object by turning the diopter adjustment wheel only.
Now the dioptric correction has been set for your particular visual acuity.
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