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38mm D x 15cm Focal Length - Double Convex

38mm D x 15cm Focal Length - Double Convex

Superior quality glass lenses are useful for teaching a variety of optical principles. Double convex..

Product Code: 7-909-3

$1.14

50mm D x 25cm Focal Length - Double Convex

50mm D x 25cm Focal Length - Double Convex

Superior quality glass lenses are useful for teaching a variety of optical principles. Double convex..

Product Code: 7-909-35

$1.49

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