http://www.topmicroscope.com/index.php?route=product/product&product_id=139
USB Digital Microscope Multi-function USB Dental Intraoral Oral Camera Digital Video Otoscope
200X Adjustable Auto-Focus USB Digital Microscope Video Otoscope
USB digital microscope Adjustable auto-focus microscope
Specifications and performance:
Drawtube: Monocular
Theory: Video Microscope
Color: Black
http://www.topmicroscope.com/index.php?route=product/product&product_id=139