Measurement In Manual Mode - Canon R-F10 Operation Manual

4.3 Measurement in MANUAL Mode

Perform measurement in MANUAL mode when the pupil is eccentric, or when measuring a
certain examinee is apt to result in error.
NOTE: Be sure to perform focusing precisely in manual measurement. Otherwise, measure-
ment error may occur.
1
Choose manual measurement
Press
word "
2
Display the examinee's right eye on the monitor
Use the roller and the trackball so that
the right eye of the examinee is seen
approximately in the center of the
monitor.
Measurement head moves back and
forth when the roller is turned.
It moves up and down when trackball
is turned back and forth, and to right
and left when trackball is turned to
right and left.
3
Have the examinee look at the eye fixation target
Have the examinee look at the red roof in the center of the scene shown.
4.3 Measurement in MANUAL Mode
switch to display the
MANU.
" on the monitor.
MANUAL
PD: – –
MANUAL
RIGHT
1:
PD: – –
MANUAL
RIGHT
1:
– 19 –
VD:13.5 No. 00001
SPH CYL AX
VD:13.5 No. 00001
SPH CYL AX