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 |

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. |
|
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 |
|
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 |
|
Planar Contact, Sliding |
Brass |
□(15, 25, 40, 60, 65) mm |