Motic GM171 Eye Rubber Guard (Pair)Motic GM171 Eye Rubber Guard is Motic eye rubber guard for our Motic GM171 Microscope model or other compatible motic stereoscope microscope series models.

Presidium Synthetic Dia Screener-II (SDS-II)

this professional-grade set includes everything you need for accurate gem identification

Portable Design: Battery-operated for convenient

The Gemax ECO Microscope 10X-40X Zoom combines durability

Lens Size - 18mm

003 carats and larger

Internal overheat protector

  approx

Chrysoprase

Replaceable Probe Tip: Easy to replace and minimize downtime

With a 6 x 5 inches scanning area

It can measure from 0 - 25mm size of stones with accuracy 0