Pocket Prism Spectroscope
$150.00
This handy pocket spectroscope has a fixed slit protected with a glass cover and an adjustable tube to bring absorption lines into focus, a precise aid to identification of gemstones.
$150.00
This handy pocket spectroscope has a fixed slit protected with a glass cover and an adjustable tube to bring absorption lines into focus, a precise aid to identification of gemstones.
