Ray Optics Kit, For Laboratory

Kit consists of two lamp holders, each in metal shade with two axial slots & mounted on metal support rod. Holder complete with approx. 1.2m 2 wire P.V.C. covered cable & 12V 24W axial filament lamp. One each right & left hand cylindrical lamp shields, in matt black ‘combs’; with 17 equispaced parallel slots, Two black plastic plates, each with single & triple slits, two comb & plate holders, a spring loaded clip mounted on metal support bracket, 4 metal light barriers, 4 each plano convex cylindrical lenses, 50 x 50 mm, +7D, two each cylindrical lenses 50 x 50 mm respectively, plano convex +10D, +17D, plano concave -17D.