OPERATION
Axio Observer Operating and function controls - description ZEISS
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Binocular tubes (Fig. 57/27)
− The binocular tubes provided allow the interpupillary distance to be individually adjusted and the
viewing height to be adjusted within defined limits
Binocular tube 45°/23 with manual shutter vis
(Fig. 71)
− Switch the shutter on or off by turning the
rotary button (Fig. 71/1):
Binocular phototube 45°/23 with sliding prism
for vis / doc, Bertrand lens and manual vis
shutter (Fig. 72)
− Switch the shutter on and off by sliding the
rotary / sliding button (Fig. 72/1):
− The Bertrand lens is focused by rotating the
rotary / sliding button (with the Bertrand lens in
position)
− Switch the beam path (sliding prism vis / doc)
with the sliding button (Fig. 72/2):
The binocular phototube camera port is recommended up to 18 mm camera field (related to
intermediate image) e.g. for an Axiocam with 0.63x camera adapter.
Fig. 71 Binocular tube 45°/23
Fig. 72 Binocular tube 45°/23
B