Plugable
Plugable USB 2.0 Digital Microscope with Flexible Arm Observation Stand Compatible with Windows, Mac, Linux (2MP, 250x Magnification)
Generic
Coin Microscope, 1/4 Inch Lens USB Microscope for Watch Repair (Without Bracket)
Elikliv
Elikliv EDM4 4.3" Coin Microscope, LCD Digital Microscope 1000x, Coin Magnifier with 8 Adjustable LED Lights, PC View, Windows Compatible
SKYEAR
USB Digital Microscope, SKYEAR 50X-1600X Magnification Handheld Digital Microscope Compatible with iOS & Android Devices, Adjustable Stand, 8 LED Lights, Portable Microscope Camera for Adults, Kids