Portable black Gem polariscope with white LED cold sources FPP-30
Model number: FPP-30
A polariscope uses polarized light for gem identification. Two polarising filters allow to observe the structure and optical properties of precious stones or minerals. The stone is tested by rotating it 360° between the crossed polarising filters.
Specification:
Appearance | black aluminium alloy |
Polaroid Dia | 30mm calibre |
Light | white LED cold sources |
Power | Built-in 3V button battery |
Feature | Rotatable sample platform |
Package | inner black leather box and then a gift paper box |