Blackboard Optics Demonstration Kit

Give that extra dimension to your lectures on optics with this classic kit. Mounted on a chalkboard, it will give the topic unobstructed visibility in every part of your classroom. Whether your focus is qualitative or quantitative, you can cover basic optics at the junior high to college level. Experiments can be assembled, mounted on the board, and removed quickly and easily with the interchangeable components. Choose suction cup or magnetic mounts. Lenses and prisms are cut from crystal clear acrylic 5cm thick. The plano-convex, plano-concave and semicircular lenses are 20cm long; the rectangular prism is 20 x 10cm; the 45° right angle prism has 20cm legs. The mirrors are polished aluminum strips mounted on a heavy wood core and include two 20 x 5cm plane mirrors plus a 20 x 5cm concave/ convex mirror. Also included are three acrylic clamping bars for holding the lenses and prisms, two 33cm long and one 38cm long; two 12 volt light sources with an adjustable slit and collimating lens plus mounts for each and one replacement bulb. Each kit comes in a sturdy fitted wooden case and includes complete instructions with 21 different experiments. You will also need a 12 volt power supply. Adding the Multiple Ray Projector will enable you to perform six more.



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