![Gemma® Variable Beam Expander](https://productimages.edmundoptics.com/10707.jpg?w=305&quality=80)
![TECHSPEC® components are designed, specified, or manufactured by Edmund Optics.](/Assets/images/logo-techspec-product.gif)
- 2X – 8X Continuous Magnification
- Non-Rotating Lenses Minimize Beam Wander
- Compact Galilean Designs with Fixed Housing Length
- TECHSPEC® Draconis® Broadband Beam Expanders Also Available
![Research-Grade Variable Beam Expanders](https://productimages.edmundoptics.com/6354.jpg?w=305&quality=80)
![TECHSPEC® components are designed, specified, or manufactured by Edmund Optics.](/Assets/images/logo-techspec-product.gif)
- 1X – 3X and 2X – 8X Variable Magnification
- Non-Rotating Lenses Minimize Beam Wander
- Compact Galilean Designs with Fixed Housing Length
- TECHSPEC® Draconis® Broadband Beam Expanders Also Available
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