SMALL HAND HELD DIFFRACTION SPECTROSCOPE

With fixed slit & fixed focus. This spectroscope has been used throughout the world for more than 35 years & is recognized and respected by gemmologists & gemmological teaching centers worldwide.

It is an ideal instrument for a small gemmological kit, or is easily carried in a pocket. Perfect for use at antique fairs, for field use or general study purposes. Constructed of heavy duty aluminium & black acetol.

Specifications:

* Size: Length: 54mm
* Diameter : 14mm
* Material: Optical glass, Aluminium

Accessories:

* Leather Storage Case