3-3
3.2 MEASURING METHODS
3.2 MEASURING METHODS
3.2.1 MEASURING SINGLE VISION LENSES
If the instrument is not in Single Vision mode ( ), change to
Single Vision mode by pressing the MODE button. Single Vision
mode ( ), Multi-focal mode ( ) and Contact Lens mode ( )
are set consecutively each time the MODE button is pressed.
a) Automatic Hold Mode
In the automatic hold mode, readings are automatically held when
the lens is properly aligned.
• Thrusting a lens onto the nose piece or moving a lens
quickly may result in damage to the lens.
1) If the instrument is in manual hold mode and you wish to use
automatic (AUTO) hold mode, press the HOLD button for
approximately 1 second until "AUTO" appears at the upper left of
the screen.
2) Place the right lens on the nose piece with the bottom of the frame
away from you and the temple downward (as shown below).
H
AUTO
HOLD
MODE
CYL
STEP
R
SPH CYL AXIS ADD