Gem Polariscope with conoscope lens
Gem Polariscope
High metal quality polariscope mod. GEMPO-2 with two polarized filters
€170.00
Filter for ruby
RUBY FILTER
Ruby Filter
Colour filter for pink and red stones: it makes colour changes visible
€28.00
CALCITE DICHROSCOPE
CALCITE DICHROSCOPE
Calcite Plus Dichroscope to determine Dichroism and Pleochroism of transparent, colored gems as an aid to identify them.
€60.00
spectroscope optic gemological analysis
SPECTROSCOPE 7206
Pocket hand held diffraction grating spectroscope
€60.00