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Item #17273
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This affordable double-concave (also called bi-concave) lens is made of high-quality clear optical glass and is excellent for classroom optics experiments. It has a 50 mm (approx 2 inches) diameter and 15cm (approx 6 inches) focal length.
Features:
- Double-concave (bi-concave) lens
- Made of clear optical glass
- Diameter: 50 mm (approx 2 inches)
- Focal length: 15 cm (approx 6 inches)
- Thickness: 5 mm
- Polished safety edges
Age14+
Approx. Ship Size2.50 x 2.00 x 0.40 in
6.35 x 5.08 x 1.02 cm
6.35 x 5.08 x 1.02 cm
Weight0 lb 1 oz
0.02 kg
0.02 kg
⚠ Safety warning
CHOKING HAZARDSmall parts. Not for children under 3 yrs.
