Description : Consist of a strongly constructed light box in thick metal sheet finished in black matt paint, with vertical grooves at the ends, sides to accommodate slit plates and color filters; adjustable side doors with plane mirrors; with 12 V 24 W S.B.C. axial filament lamp held in a bakelite moulded lamp holder fitted with 1 meter lead terminating in two 4 mm plug. Dimensions 180 x 95 x 60 mm.
Optical set includes an acrylic rectangular block; triangular
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prisms, equilateral, right angled (45 ), right angled (60 ); semicircular block; cylindrical biconvex lenses of 15 and 30 mm thickness; biconcave lens ; a mounted plane mirror; cylindrical mirror; parabolic mirror; set of 8 mounted color filters; primary blue, green and red, cyan, magenta orange, violet and yellow; set of 6 colored cards and 2 slit plates.
