Stainless Steel Table Gem Refractive Index Tester 1.85 Scale

Gem Refractive Index Testing tool 1.35 - 1.85 Range gemological refractometer

Model: FGR-002

 Matters need attention

1. Whether the samples and the test table are clean,will affect your test,when you are in trouble of testing, first thing you do is to keep the sample and test table claen;

2. You can use something like alcoholto clean them,then them dry,otherwise the alcohoto will disturb your test.

3. Use the way of point measurem is the important to overcome the problems

4. There are two ways voltage imput for the refractometer:install the battery box,take off the cover of bottom,put in two 7# battery,turn on the LED light.Take the batteries out,if you don’t use it for a long time.you can also use the DC3V direct current suply(AC100—240V) after plug in. When use this way, the batteries will stop working.

How to proceed an order?

After buyer confirm the product&price is fine and ready to buy, please tell us your delivery address, phone number, post code sometimes need email to make our Proforma invoice to arrange payment, bank details and order details will be included in the invoice.