Leica DM1000 LED Operation Tubes, Adjusting the Viewing Distance, Adjusting the Viewing Angle

8. Operation

8.4 Tubes

Note:

Close any unused tube openings, as otherwise stray light can interfere with observation.

Adjusting the Viewing Distance

Adjust the viewing distance of the eyepieces so that a congruent total image is seen (fig. 40).

Adjusting the Viewing Angle

•For the HC LVB 0/4/4 and HC -/0/4 ergonomy tubes*, the viewing angle can be adjusted by tilting the binocular viewer

Ergotube (long, swivelable): 0° - 35°

Ergotube (short, swivelable): 7.5° - 32.5°

•For the AET22 and EDT22 ergotubes*, the viewing angle can be adjusted by tilting the binocular viewer in the range of 5° - 32° (fig. 41)

Adjusting the Eyepiece Section to the Arm Length

•On the AET22 tube, the eyepieces can be extended up to 30 mm (fig. 41)

Beam Splitting in Photo Tubes*

EDT22 tube:

The beam splitting between the observation and documentation outputs has a definite presetting (50:50).

BDT P 25 tube:

The beam splitting is set manually by pulling out a control bar.

Control Bar	Observation	Photo
VIS	100%	0%
50/50	50%	50%
PHOTO	0%	100%

Fig. 41 With AET22* tube individual adjustments

Fig. 40 Tube setting

↔Personal viewing distance of the eyepieces

↔

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