High-quality acrylic lenses designed for use with the Laser Ray Box. Specially formulated material permits observing laser beams traveling through optical elements. See refraction, Fresnel Reflections and internal reflection within the optical element itself.

• Double convex lens, 50 mm, focal length 50 mm
• Double convex lens, 76 mm, focal length 100 mm
• Right angle prism, 70 mm on oblique side
• Rectangular block, 70 mm x 40 mm