Polariscope Tabletop-110V Prop 65 - Generic The set includes a miniature

The set includes a miniature stake holder

A special 3

clean results on finished wire

Constant torque delivery prevents bogging under load at low RPM

Polariscope Tabletop-110V Prop 65 - Generic The set includes a miniatureThis tabletop polariscope is designed to quickly differentiate between singly refractive (isotropic) and doubly refractive (anisotropic) stones. By placing a stone between two polarizing filters and rotating the upper lens, you can observe characteristic light changes that reveal a stones optical behavioran essential step in gemstone identification. Features Designed to distinguish isotropic from anisotropic stones Rotating top polarizing lens for