| Travel |
360°
Continuous, AZ/EL |
| Clear
Aperture Diameter |
95
mm |
144.3
mm |
193.8
mm |
| Mechanical
Drive System |
Direct-Drive
Brushless Servomotor |
| Accuracy(1) |
±24
µrad to ±192 µrad (±5 to ±40
arc sec) |
| AZ
Repeatability |
19.4
µrad (4 arc sec) |
| EL
Repeatability |
14.5
µrad (3 arc sec) |
19.4
µrad (4 arc sec) |
| Maximum
Rotary Speed(2) |
100
rpm |
| AZ
Resolution |
0.32
µrad (0.06 arc sec) |
| EL
Resolution |
0.87
µrad (0.18 arc sec) |
0.32
µrad (0.06 arc sec) |
| Maximum
Load Capability |
6.8
kg |
16
kg |
| Axis
Wobble |
97
µrad (20 arc sec) |
| Orthogonality |
72
µrad (15 arc sec) |
| Standard
Finish |
Black
Anodize with Hard-Coated Cell |
| Max
Component Diameter |
103
mm |
154
mm |
205
mm |
| Nominal
Component Thickness |
19
mm |
30
mm |
40.9
mm |
| Weight
(Without Mirror) |
9.5
kg |
11
kg |
21.5
kg |
| Inertia
AZ(3) |
0.038
kg*m2 |
0.071
kg*m2 |
0.24
kg*m2 |
| Inertia
EL(3) |
0.001
kg*m2 |
0.0038
kg*m2 |
0.012
kg*m2 |
| AZ
Motor Type |
S-130-39-A |
S-180-44-A |
| EL
Motor Type |
S-76-35-A |
S-130-39-A |
| AZ
Aperture When Slip Ring Is Removed (AZ Travel Must Be Limited) |
15
mm |
15
mm |
25
mm |
| Aperture
With Slip Ring |
No
Aperture |
| Height
to Mirror Centerline |
181
mm |
220
mm |
254
mm |
| Height
to Mirror Centerline Without Slip Ring (Limited Travel)(4) |
140.5
mm |
179.5
mm |
213.5
mm |