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Founded in 2002, SpectraCore, Inc. is the sole North American distributor for Suruga Seiki, Co. Ltd, an industry leader in the design and manufacturing of micro-positioning stages and auto-alignment systems for the photonics, opto-electronics, bio-medical, nanotechnology and optical component manufacturing. From university R&D to large scale system solutions for component and device manufacuturing, the SpectraCore, Inc. and Suruga Seiki partnership offers you and your organization the latest in alignment products and technology.
Home > Manual Stages > Manual Multi Axis Stages > Manual XY Axis Stages > Crossed Roller XY Multi Axis Stages > BS21-40BR Manual Stainless XY Axis Crossed Roller 40x40mm Platform 6.5mm Travel Micrometer Stage

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BS21-40BR Manual Stainless XY Axis Crossed Roller 40x40mm Platform 6.5mm Travel Micrometer Stage

BS21-40BR Manual Stainless XY Multi Axis Crossed Roller 40x40mm Platform 6.5mm Travel Micrometer Stage


Image of BS21-40B Stainless Steel Stage.Click here to see an explanation of options

  Image of BS21-40B Stage. The BS21-40BR has the micrometers in the opposite operation direction from the BS21-40B stage.


The Suruga Seiki BS21-40BR is a manual Stainless Steel XY multi axis crossed roller micrometer stage with a 40x40mm platform, load capacity of 3.5kgf, travel of +/-6.5mm and a fine motion of +/-0.1mm.

Size of stage face 40x40mm
Operation position Center
Travel distance Coarse motion+-6.5mm micro motion+-0.1mm
Travel distance per rotation of feed screw coarse micro motion0.5micrometer/scale
Travel guide V groove rail and crossed roller
Load capacity 3.5kgf 34.3N
Motion accuracy Straightness 3micrometer
Motion accuracy Pitching 25'
Motion accuracy Yawing 15'
Torelant moment load Pitching 2.3N・m
Torelant moment load Yawing 1.9N・m
Torelant moment load Rolling 2.3N・m
Moment rigidity Pitching 0.37'/N・cm
Moment rigidity Yawing 0.38'/N・cm
Moment rigidity Rolling 0.37'/N・cm
Degree of parallelism 60micrometer
Parallelism of motion 20micrometer
Orthogonality of motion 10micrometer
Weight 0.69kg
Material - surface finishing Stainless steel
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