Table of Contents
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14
1
Interferometer assembly
2
Gauge block
3
Laser head
4
Optical square
5
Turning mirror
Chapter 7 Squareness Measurements in a Vertical Plane
Mounting and Aligning Optics for the Second Axis Measurement
Place the gauge block over the center of the slot on the top of the optical
square (Figure 7-10).
The gauge block reflects the beam back to the laser head. The beam
appears as a dot on the face of the laser head.
O P
T IC
A L
1 0
9 0
H E
W L
E T
5
4
Figure 7-10. Gauge block attached to the top of the optical square
7-20
2
1
S Q
7 7
U A
7 A
R E
T -P
A C
K A
R D
3
Measurements Reference Guide
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