Light source for experiments demonstrating ray optics on a white board (item code: 1002591 oder 1002592). With an adjustable aperture for producing a concentrated or divergent light beam.
Technical specifications:
Lamp: 12 V, 35 W
Connecting line: 1.5 m long with 4 mm plug
Dimensions: approx. 120 mm x 70 mm dia.
Weight: approx. 0.25 kg