A set of three 635nm, <1mW red laser blox is essential for light science experiments and optics demonstrations. Designed specifically for teaching and learning - and at the lowest visible power output for maximum safety,his versatile and economical combination allows you to stack three red LASER Blox™ magnetically and see the beams so you and your students can easily study ray optics. Shine 3 beams through various lenses and mediums to easily view and measure focal length and then separate them so each student can use a single LASER Blox™ for another activity. Comes with durable foam case, AAA batteries and a line generating lens for all three units.
Why be frustrated with a red laser pointer when you can have all the functionality of a ray box as well as the functionality of three laser pointers? Reduce the frustration that you and your students experience trying to use a laser pointer for studying light, lasers and optics by getting a set of laser blox.
Each unit comes with 2 AAA Batteries, a line generating lens and a durable snap foam case.
Reccommended for use with young students or where extra safety precautions are needed.