26
O
O
p
p
e
e
r
r
a
a
t
t
i
i
o
o
n
n
M
M
a
a
n
n
u
u
a
a
l
l
9.2
REF mode
REF mode can be used to measure the refraction.
REF measured in the same way as the RK-mode measurements.
[ Drawing 11 ] REF Mode Screen
9.2.1
Select REF Mode
a. Described at the beginning of this chapter [Change measurement mode] Note how
the REF mode.
9.2.2
Adjust the patient's eye
a. The operation is in section 9.1.2.
9.2.3
Focus
a.
The operation is in section 9.1.3.
9.2.4
Measurement
a. Measurement button.
b. Upon completion of measurements at the bottom left of the screen displays the
measurement results REF. If the measurement is not normally a "RETRY" or "AGAIN"
will be displayed.
c. Depending on user setup system selected in the VD, CYL, and the display format can
be changed.
9.2.5
Repeated measures
a. The operation is in section 9.1.5.
9.2.6
Opposite eye measurement
a. The operation is in section 9.1.6.
9.2.7
a. The operation is in section 9.1.7.
