Adjusting The Parfocality With Camera And Monitor - Leica M320 User Manual

6 PREPARATION BEFORE SURGERY

6.19 ADJUSTING THE PARFOCALITY WITH CAMERA AND MONITOR

INFO
Parfocal means that the
sharpness remains constant
over the entire magnification
range.
Adjust the diopter settings
for both eyes separately and
accurately.
1
Place a piece of paper with
writing on it under the
objective.
Adjusting the diopter settings
4
Without looking into the eye-
pieces, set the minimum
magnification (6.4×).
The image on the monitor
must remain sharp!
2
Maximum magnification (40×)
5
Turn the dioptric correction
on the eyepieces to "+5".
3
Bring the writing on the sheet
of paper into sharp focus on
the monitor.
6
Look into the eyepieces. Ro-
tate each eyepiece individual-
ly clockwise, in the "–5" direc-
tion, until each eye sees the
writing in sharp focus.
Leica M320 / Ref. 10 718 878 / Version 02
7
Set maximum magnification
(40×).
27