Description

Acrylic double-concave lens at 86mm length and 20cm diverging focal length

Snell's law

fixed bridges

separation

and specific-heat comparisons

Rectangular Refraction Glass Block, 75 x 50 x 18mm Lab Supplies_Classroom Acrylic double-concave lens at 86mmPairs a 75 by 50mm face with a thicker 18mm body on a rectangular glass refraction block, the optically worked beveled edges widening the visible lateral shift in refraction angle demos.

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Rectangular Refraction Glass Block, 75 x 50 x 18mm Lab Supplies_Classroom Acrylic double-concave lens at 86mm

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