3.1 Entering Measurement Conditions
IM 735201-01E
3-3
3.1.2 Setting the NA (Numerical Aperture) Correction Coefficient
You can set the NA correction coefficient and correct the angle dependency of
the light accepted by the sensor head resulting from the aperture.
1. Perform the operation from the initial screen in normal measurement mode
(Figure 3-1).
2. Press
the
SETUP
key. The setup mode screen appears.
3. Press
the
SETUP
key two more times. The NA correction coefficient setting
ON/OFF screen appears.
Figure 3-4
Display example of the NA correction coefficient setting
ON/OFF screen
4. Each time you press the
UP
or
DOWN
key, “
ON
” or “
OFF
” blinks.
Select “
ON
”.
5. Press
the
ENTER
key. The NA correction coefficient blinks.
Figure 3-5
Example of a display while setting the NA correction
coefficient
6. Press
the
UP
or
DOWN
key to change the value. Determine the value from
the NA correction coefficient table (see appendix 1).
7. Press
the
ENTER
key. The sensor serial number reference screen appears
(see Figure 5-1). The NA correction coefficient setting is finalized.
