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Spherically Mounted Retroreflectors (a.k.a. Corner Cubes) |
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For use with any brand of laser tracker, the SMR Series
retroreflectors provide proven stability and are designed to improve
the performance of any laser tracking system. These SMRs are
manufactured in three diameters, with each diameter available in
two different grades. "Standard" grade has a diameter
tolerance of ±0.0005", and "ultra" grade
has a tolerance of ±0.0001". Refer to the table below to
determine the model number for the desired item.
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Model |
Ball
diameter |
Retroflector
Clear Aperture |
Centering |
Grade |
| SMR 1.5-005 |
1.5" |
1.00" |
±0.0005" |
Std |
| SMR 0.875-005 |
0.875" |
0.50" |
±0.0005" |
| SMR 0.5-005 |
0.5" |
0.29" |
±0.0005" |
| SMR 1.5-001 |
1.5" |
1.00" |
±0.0001" |
Ultra |
| SMR 0.875-001 |
0.875" |
0.50" |
±0.0001" |
| SMR 0.5-001 |
0.5" |
0.29" |
±0.0001" |
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Ball Material: 440C Stainless Steel with sphericity better
than 0.00005"
Retroreflector Apex: Positioned within either 0.0005"
or 0.0001" of the center of the ball as specified (see table above) |
Retroreflector Mirror Coating: Over-protected silver. |
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