XYZ-Axis Manual Linear Translation Stages

XYZ-Axis Manual Linear Translation Stages

Selecting a stage, it's a task to be done Now with an XYZ axis, three dimensions get fun

Bearing types, they come in many shapes and size But which one is the best, it's something to advise

Ball bearings, they offer high precision and low cost But in vibration, it's true that the balls can get lost

Crossed roller bearings, they offer accuracy exact But in a dusty environment are hard to retract

Dovetail bearings, offer high load capacity it's true But they may not be the best choice of high precision for you

EXC™ bearings, the best of the bunch Now your decision is made let's go get some lunch

So when selecting a linear  stage, it's important to choose The right bearing of course with OptoSigma you can't lose

Each type has its own benefits and drawbacks, just ask a friend So take time to research, it will pay off in the end

guide product

Selection Guide for Stage Bearings

 

Bearing Type

General Performance Category

Description

Advantages

Bearing Contact

Primary Stage Material

Standard Platform Sizes

Precision EXC™ Bearing

Best Performance

EXC™ bearing technology is used exclusively in our highest performing stages.   The bearing ways are processed directly into the body of the stage rather than being separate parts.

  • Travel straightness
  • Load capacity
  • Stiffness
  • Lowest profile

Extended-Arc Contact, Rolling

Hardened Tool Steel or Stainless Steel (vacuum compatible)

□(25, 40, 60, 65, 80, 100, 120) mm

Crossed-Roller Bearing

High Performance

Crossed Roller bearing stages provided a good balance of straightness and load capacity

  • Largest platform options
  • Longest travel range options

Line Contact, Rolling

Aluminum

□(25, 40, 60, 65, 80) mm

Dovetail Bearing

Good Performance

Dovetail Bearing stages Best for use in OEM Set-and-Lock applications

  • Load capacity
  • Shock loads

Planar Contact, Sliding

Brass

□(15, 25, 40, 60, 65) mm

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