Monochromatic Light source for Gems Refractometer. Gemstone Gemological Testing
- 3.00 Ounces
- Free Shipping
Frequently bought together:
This individual narrow band width(monochromatic) light sourse around 589nm
It can be used on almost every gem refractometers out there! No matter GIA brand or generic brands.
Simply use it like a flashlight.
This listing is for the light source only. Gem refractometer is not included.
Operates with 1 AA battery.(included for Domestic shipping in United States, not included for international shipping)