Gem-A Prism Spectroscope Bergeon 2002 Swiss Stem Cutting Gauge Plastic covered handles

Plastic covered handles

The cover is opened via two-quarter shells actuated synchronously in damping springs

Basic Measuring Methods:

11 x 280 x 9 T-End

Gem-A Prism Spectroscope Bergeon 2002 Swiss Stem Cutting Gauge Plastic covered handlesUsed to test less pure transparent (opaque) gem materials including rough and broken pieces, fashioned pieces, strings of beads, gems set in jewellery, ornaments and carvings. Our prism spectroscope (unlike others available on the market) gives the observer the flexibility to adjust the focus to suit the user's eyesight, whilst extending the blue area of the spectrum for easier observation. This also allows those who wear glasses to more easily use