Laser Pointer With Holder, 1 Each

The Laser Pointer With Holder by United Scientific holds a red laser pointer steady at any angle for reflection, refraction and diffraction experiments. It pairs a 4 x 6 in cast iron base and 18 in steel rod with a 360 degree swivel clamp and a vinyl-coated clip that can keep the pointer switched on. The included Class 3R, 650 nm pointer runs on two AAA batteries, supplied.