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Wobble Sticks
FWS Series
Wobble Sticks, FWS Series
Description
FWS series wobble stick probes supply a combination of Z axis, polar rotation, and polar axis tilt to allow tip positioning inside the vacuum chamber. They can be fitted with clamp jaws, hooks, or forks to attach and release samples. The user can specify the required Z travel.

FWS-44-275-3 shown with 3" linear travel
Base Schematics
±7.5° Angular Range Wobble Stick
FWS-15-275-1
- 3/8" O.D. probe
- 2.75" O.D. mounting flange
- ±7.5° angular range
- 1" Z stroke (2" maximum Z stroke)
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FWS-15-275-1
±22° Angular Range Wobble Stick
FWS-44-275-1
- 3/8" O.D. probe
- 2.75" O.D. mounting flange
- ±22° angular range
- 1" Z stroke (longer strokes available)
- Independent bellows for Z and θ
- Special spherical bearing mount
- Z travel position lock
- Includes tip fitted with hook, per customer requirements
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 FWS-44-275-3 shown with 3" linear travel (pictured above)
±22° Angular Range Wobble Stick with rotary probe
FWS-44R-275-2
- 3/8" O.D. probe
- 2.75" O.D. mounting flange
- ±22° angular range
- 2" Z stroke (longer strokes available)
- Independent bellows for Z and θ
- Special spherical bearing mount
- Z travel position lock
- 360° probe rotation
- Includes tip fitted with hook, per customer requirements
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 FWS-44R-275-4 shown with 4" linear travel
Ordering Information
FWS Series Wobble Sticks
| Wobble Stick |
Model No. |
Base Price |
Additional stroke, per inch |
| ±7.5° Angular Range |
FWS-15-275-1 |
$520 |
add $120 |
| ±22° Angular Range |
FWS-44-275-1 |
$1,700 |
add $120 |
| ±22° Angular Range with Rotary Probe |
FWS-44R-275-2 |
$2,475 |
add $135 |
Options
| Option: Flange |
Model Number: /4.50" |
Price: add $60 |
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