In Wooden casing.  Set of 6 prisms and lenses in a wooden storage box. Each is made of durable, highly polished acrylic material and is 15mm thick. Excellent for physics classrooms. Ideal for a variety of experiments in optics, light refraction, spectrometry and wavelengths. Great for photography lighting and distortion effects.

Includes:

• Rectangular Block (75 x 50 x 15mm)

• Semicircle (90mm Dia 15mm thick)

• Equilateral Triangle (75mm sides, 15mm thick)

• Double Convex Lens (90mm long,

• 23mm thick at center)

• 2x Double Concave Lenses (90mm long, 10mm thick at center)