Preperation before surgery
20 M320 Ref. 10734261 / Version 03 M320 Ref. 10734261 / Version 03 21
7.7 Objectives
Fixed and fine objectives available in various focal lengths.
1
X
Remove the cover from the
optics carrier.
2
X
Screw in the objective.
3
X
Turn the fine focusing
objective for fine focus.
7.8 Protective glass
The protective glass is used to protect the objective.
The glass is steam- or gas-sterilizable.
1
Fine focusing objective:
The nose points forward.
2
Fixed objective:
The nose points 90° towards
the left or right.
7.9 Installing the binocular tube
Possible binocular tubes:
•
binocular tube 5° - 25°
•
inclined binocular tube
•
binocular tube 180°, variable
•
straight binocular tube
•
variable binocular tube 30°- 150°
•
inclined binocular tube 45°
•
binocular tube 10° - 50°, type II, Ultra Low III
NOTE
X
For installation, see 7.2, "Installing the accessories".
7.10 Eyepieces
Possible eyepieces:
•
10× eyepiece, standard (aside from with straight tube
12.5×)
•
10× eyepiece with crosshair graticule for easier image
centering
•
12.5× eyepiece, shows image with similar magnification
to that on the screen
1
X
Set the eyepiece in place.
2
X
Tighten the rotary ring.