A Multi 3 Pack of LASER Blox™ offers the ultimate flexibiltiy and flexibility for teaching and learing about the fascinating science of light, laser and optics. With a red 635nm, green 532nn and violet 405nm LASER Blox™ (ALL <5mW power output), you have everything you need to demonstrate and study reflection, refraction, diffraction, and advanced geometric optics. Stack them to create a ray box, stick them to a white board with the included mount or use them as separate units. Generate a visible line with the included line generating lens or use as a point source. A must for every high school and college physics lab or lecture demonstration department.
Comes with a durable snap foam case, AAA Batteries and a line generating lens for each LASER Blox™.