KO4125 Multiple Ray Projector™ (Suction)
Multiple Ray Projector™ (Suction)
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This projector provides up to five well- collimated light beams that trace clear optical paths along a chalkboard. The fixed central beam establishes the optical axis. The other rays may be adjusted to desired angles to demonstrate spherical aberration.
Lamp(KO4126); 12V, 55W included.