GB
14
1x
2x
6x
4x
1x
2x
1x
1x
1x
+ –
1x
2x
4x
3x
5x
3x
1x
1x
+ –
1x
2x
4x
3x
or
or
Volume measurement:
volume
1. measurement 2. measurement 3. measurement
Addition and subtraction of lengths:
length
laser on
1. length
+/-
result
(device on)
etc.
Area calculation:
area
1.
area
+/-
etc.
result
etc.