Comprising 8 cardboard boxes 150 x 100 x 100 mm each with hole, screen and lid, 50 sheets black paper 200 x 250 mm, one lamp, mounted on bulb holder with flexible wires and one packet of pins.
To explore light reflection and refraction properties of concave and convex mirrors, laws of reflection, image formation, the effects of surface curvature on reflection, spherical aberration etc.
Each mirror is securely held on a plastic base, diameter of the mirror is 95mm approx.
Brass dial head 40 mm diameter divided and marked in 100 divisions, vertical scale 10-0-10 mm, fitted on heavy brass disc, with 3 pointed legs, distance between legs 40 mm.
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