11 - 14 of 14
gem refractometer
Selling leads|
Portable With Monochromatic Light Filter Gemological Testing Instrument FGR-003A Model number: FGR-003A Type Testers & Measurements Testing scale 1.35...
2026-04-29 00:03:01
|
|
Gemology Equipment With 0.002 Accuracy With Polarizing Lens hand refractometer Model number: FGR-002A Type Testers & Measurements Testing scale 1.35-1...
2026-04-29 00:03:01
|
|
...Gem Pleochroism Big eyepiece Small rotating Calcite Dichroscope FID-1A Product Description: Calcite Dichroscope is a regular test instrument which ...
2026-04-29 00:03:01
|
|
...Gem Testing Lab with interference ball A professional gem testing toolkit, includes nearly all the needed gemological instruments. It includes: 1...
2024-12-09 10:54:02
|
