Set: 1 Optical bench 1 Optical lamp, 5 V, 2 W 1 Plug-in power supply, 100 – 240 V, 50/60 Hz 4 Tea candles 1 Plastic container 1 Slide holder, magnetic 1 F-shaped slide 1 Slide with triple and quintuple slits 1 Slide with single slit 1 Object for use as an image 1 Colour filter, red 1 Colour filter, blue 1 Acrylic block with holder 1 Semi-circular body 1 Diverging lens, flat model 1 Converging lens, flat model 1 Right-angled prism 1 Rectangular block 1 Objects for casting shadows 1 Flexible mirror, magnetic 1 Projection screen/inclined bench 2 Lenses, f = +50 mm 1 Lens, f = +100 mm 1 Lens, f = +300 mm 1 Lens, f = -100 mm 1 Set of overlays