3-10
4) Measuring at the Near Zone
a. ADD will be indicated on the screen.
b. Move the frame toward you, and move it right and left so that the
cross cursor (+) always stays in the progressive channel.
MODE
CYL
STEP
AUTO
R
SPH CYL AXIS ADD
c. The cross cursor " " changes to " " when the location of the near
zone is approximated.
MODE
CYL
STEP
AUTO
R
SPH CYL AXIS ADD
d. When the near point is found, the cursor wil change to " ".
MODE
CYL
STEP
AUTO
R
SPH CYL AXIS ADD
HOLD
3.2 MEASURING METHODS