National Aperture, Inc.
P: 800-360-4598 ~  F: 603-893-7857

Manual Stages

MM-3GF Series

Manual MicroMini™ Stage


  • 3D models available soon
  • Anti-Backlash Lead Screw/Nut Assembly
  • Supplied with hex wrench adjuster
  • Precision 80 TPI (Threads Per Inch) Lead Screw Adjustment
  • X-Y configuration uses 42 mm radius for X-axis and 25 mm radius for Y-axis
  • Built in Connectivity with all MM-3 MicroMini™ Stages
  • Fully English/Metric compatible

Goniometers are used to achieve precision angular position of an object about a fixed point located above the center of the mounting surface. Typical use would be for precision alignment of fiber optics and for beam steering applications.

When ordering multi-axis units the completed assembly will include all necessary braces, kits and hardware


  • Load capacity:0.45 kg (Direct top load)
  • Angular Travel: ±0.175 rad
  • Body Size: 66 x 19 x 21.6 (mm)
  • Table Radius: 25 mm & 42 mm
  • Center of Rotation: 14.2 mm & 32 mm


  • Sensitivity: 1-2 µrad (211 µrad per lead screw turn) Zero-Backlash Drive System

View 2-axis Goniometer Stack Common Point Rotation

Product Selector

NOTE: If viewing on a cell phone, landscape mode is recommended.



3D models available

NOTE: Speed, resolution, anti-backlash and vacuum features will not be a factor in CAD models.


View Schematic

View Schematic

Model No.
Radius: 25 (mm) 42 (mm)
Travel: ±0.175 rad nominal ±0.175 rad nominal
Sensitivity: (per lead screw rotation) 211.4 µrad 211.4 µrad
Center of Rotation: (from top surface) 14.2 (mm) 32 (mm)
Moment Load: 6 to 12 oz-in
(42 to 84 mNm)
6 to 12 oz-in
(42 to 84 mNm)

Direct top Load: 0.45 kg (16 oz) 0.45 kg (16 oz)
Pitch: 6 oz-in (42 mNm) 6 oz-in (42 mNm)
Roll: 6 oz-in (42 mNm) 6 oz-in (42 mNm)
Yaw: 12 oz-in (84 mNm) 12 oz-in (84 mNm)

Dimensions: L x W x H, not including lead screw extension
Model No.
-X Single Stage 66 x 19.1 x 21.6* (mm) 66 x 19.1 x 21.6* (mm)
Weight: 38 g 38 g
-XY (2 axis) 66 x 19.1 x 43.2* (mm) 66 x 19.1 x 43.2* (mm)
Weight: 77 g 77 g

*At full extended height

The information contained on this website is subject to change without notice. Critical dimensions or specifications should be verified with our technical support staff.

Shopping Cart

Items List

clear items


Manual Stages