Polytec OFV-511 - Page 71

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A circular motion of the laser beam is visible during focusing. At 1m stand-off dis-
tance, the maximum diameter of the circle is:
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Sensor head Maxima of visibility
OFV-511
1
1
Measured from the shoulder of the connector for the mini sensor or the fiber head
135mm + n · 205mm, n = 0; 1; 2; ...
OFV-512
2
(two point measurement)
2
Difference between the stand-off distances of both arms
0mm + n · 205mm, n = 0; 1; 2; ...
OFV-512
1
(single point measurement
with the reference head OFV-151)
63mm + n · 205mm, n = 0; 1; 2; ...
for the mini sensor: 5mm
for the fiber head OFV-101: 1mm
for the fiber head OFV-102: 0.25mm
2)9
Length: ca. 43mm
Diameter: 20mm
Diameter of the focusing ring: 22.5mm
2)9
Length: 57mm
Diameter: 20mm
Diameter of the focusing ring: 24mm
2)92)9
Length: ca. 105mm
Diameter: 20mm
Diameter of the focusing ring: 24mm
2)9
Dimensions incl. objective: 165mm x 79mm x 68mm