8mm Beam Aperture Comparison Chart
| Specifications |
|
|
|
Units & Tolerances |
| Optical Apertures Supported, two-axis |
5, 8 |
8, 10 |
8,10,12 |
MM |
| Maximum Recommended Load |
1.25 |
10.0 |
8.0 |
gm*cm2 , +/-10% |
| |
| Mechanical
|
| Rotor Inertia |
0.125 |
0.97 |
0.82 |
gm*cm2, +/-10% |
| Torque Constant |
6.17x104 |
1.31x105 |
1.11x105 |
Dyne-cm/Amp, +/-10% |
| |
| Electrical, Drive Armature
|
| Coil Resistance |
2.79 |
1.07 |
1.27 |
ohms, +/-10% |
| Current, RMS |
3.7 |
6.8 |
5.6 |
A, Maximum at Tcase of 50°C |
| Small Angle Step Response |
200 |
250 |
250 |
µs, with balanced inertia matched load |
| |
| Electrical, Position Detector |
| Linearity |
99.9 |
99.9 |
99.9 |
%, minimum, over 20 degrees |
| Repeatability |
8 |
8 |
8 |
Microradians, Typical |
|
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