This affordable double-convex (also called bi-convex) 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:
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Double-convex (bi-convex) lens
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Made of clear optical glass
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Diameter: 50 mm (approx 2 inches)
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Focal length: 15 cm (approx 6 inches)
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Thickness: 5 mm
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Polished safety edges
Age14+
Approx. Ship Size2.50 x 2.00 x 0.40 in
6.35 x 5.08 x 1.02 cm
Weight0 lb 1 oz
0.02 kg
⚠ Safety warning
CHOKING HAZARD
Small parts. Not for children under 3 yrs.