Galilean
Crafted by hand
2.5×, 3.0× and 3.5× Extended Vision: a wide, bright field of view and exceptional depth of focus, finished by hand and fitted to you.
Galilean Loupes
A clear, high-definition optical system with a wide field of view, exceptional depth of focus and unmatched clarity. A minimised TTL distance keeps them light and balanced.
- Magnification
- 2.5× – 3.5×
- Weight
- from 40 g
- Depth of focus
- up to 200 mm
- Warranty
- 3 years

A wider view,
worn lightly.
Horizontal optics open a broad, rectangular field at 3.5×, so you see the whole working area at once. From just 42 g, Extended Vision stays balanced through the longest day.
Wide field. Deep focus.
Compare the field you keep at each power. The 3.5× Extended Vision uses horizontal optics for a wider, rectangular view.
Move over the lens to look around the field.
| Magnification | Working distance | Depth of focus | Field of view | Weight |
|---|---|---|---|---|
| 2.5× | Customized | 130 – 200 mm | 90 – 120 mm | 40.0 g |
| 3.0× | Customized | 110 – 150 mm | 80 – 110 mm | 42.0 g |
| 3.5× EV | Customized | 65 – 175 mm | 70 – 120 mm | 42.0 g |
Working distance is customised at your fitting.
Light on your face, bright in your view
Galilean optics on the frame and colour you choose. See every frame family on the Frames page.






Other SWAN loupes
Fitted to you, not to a size chart.
Every SWAN loupe is built around your working distance, your posture and your eyes. Book a private fitting at your clinic, with your local SWAN partner, or online from anywhere in the world.




