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To demonstrate principles of light and reflection, The reflector features three front-surfaced triangular mirrors mounted at right angles to one another on a hardwood base. Light beams hitting any of the mirrors from any angle are bounced off the other two mirrors and reflected back in the same direction they came from. With instructions.

Nickel plated, It is one side insulated. Wire can be connected by screw, soldering and also accepts 4 mm plug. Colours Red and Black.

Length 50 mm
Jaws Opening 11.5 mm

To show rectilinear propagation of cathode rays. A cross in the path of cathode rays casts its shadow on the fluorescent wall.

General purpose metal tongs, for handling hot apparatus. Tips are serrated. Length: approximately 9″.