USB Microscope with stand Options_For the partially sighted you must only test stones

you must only test stones that you think might be diamond (e

Although the lens is only 10mm dia

postcards etc) and the item will be viewed at a fixed distance

Buy a pen-probe for Kee electronic gold tester

Minimum sizes (carat): round brilliant 0

USB Microscope with stand Options_For the partially sighted you must only test stonesGeneral Includes a sturdy focusable microscope stand. That might seem trivial but it's not. With a proper 'stage', like this, you can lay out your specimens, focus precisely, even take measurements, it's turns this from a fun toy to a 'proper' microscope. Plugs into a computer with the USB cable supplied, no extra power or batteries required, LED lights, zooms from 50X to 500X magnification*. Software for Windows 11 included, take a snapshot (. jpg)