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92
S
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ION 3
Se
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Me
asu
reme
nt Ite
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Z550
Operation Manual
SECTION 3
Setting Measurement Conditions (Expert Menu)
Arithmetic Average Roughness and Maximum Roughness
The distribution (roughness) of the height measurements relative to the reference line can be
measured.Select [Roughness Ra] in order to obtain the average roughness, and [Roughness
Ry] in order to obtain the maximum roughness value. Operations other than the above are
common for both selections.
The following conditions will be used as an example for describing the setting procedures.
1.
Select [Meas set].
A list of outputs appears.
2.
Select an output for which [Roughness Ry] is set.
In this example, select [OUT1].
Reference
line 1
Reference
line 2
Maximum
roughness
Scn 0
䂯䇭
Set
䂯
Image
Detect set
Meas set
Extra set
Meas mode
Output
Scn 0
䂯䇭
Set
䂯
OUT0:Height
OUT1:
OUT2:
OUT3:
OUT4:
OUT5:
OUT6:
OUT7:
operation.book Page 92 Monday, June 6, 2005 10:19 AM