Vacuum Stages
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  • Drawings file
    Drawing For Download
Specification (Mechanical)
Model Number
MVRA07A-W02
Table Size
Φ68mm
Guide Mechanism
angular bearing
Motion Range
±135°
Angular Range
±135°
Lead Mechanism
Worm & Worm Wheel 1/90
Resolution Full/Half Step
0.008° / 0.004°
Resolution Micro Step (1/20 div)
0.0004°
Maximum Speed
20°/sec : Half 5kpps
Accumulated Lead Error
≦0.015°/360°
Lost Motion
≦0.006°
Angular Repeatability
≦0.01°
Pitch Error
≦0.01°/4°
Backlash
≦0.005°
Moment Load Stiffness
0.71 arcsec/N cm
Load Capacity
58.8N(6kgf)
Surface Runout
≦20μm/360°
Eccentricity
≦10μm/360°
Material
Aluminum Alloy
Weight
1.25kg
Specification (Electrical)
5 Phase Stepper Motor
Five(5)-phase stepper vacuum motor, Phase Current 1.4A, Basic Step Angle 0.72°
Connector
Vacuum D-Sub 9Pin (Accu-Glass Products: 9D-HVCP)
Remarks and Features

●Worm & worm wheel type vacuum-compatible motorized rotation stage with precision bearings.
●Uses vacuum-compatible 5-phase stepping motor.