1000X digital USB microscope 8 LED lights electronic microscope Camera Microscop Magnifier+calibration ruler 40X-1000X handheld       Features:  This product is suitable for skin inspection, hair root inspection, textile inspection, biological observation, gemstone identification, and diffuser to assist the visually impaired people to read.  Industrial inspection, such as printed circuit boards, precision machinery, do not need to exchange the lens through the focal length adjustment can do 200 times to 1000 times change  8 built-in LEDs that are very bright even if the lens is close to the subject  Using USB and computer connection, easy to operate, can be easily photographed, dynamic video timing video recording, random measurement software.  Also USB camera. So you can use a variety of video software such as MSN Skype QQ On-line way to let each other see the portrait action environment: windows 2000 / XP Vista. Windows 7, Mac operating system.    Interface: USB1.1 (2)  sensor:1/4 CMOS  Resolution: QVGA (1280X1024)  Magnification: 40x ~1000x  Light:8LED Light  frame rate:30fps  May: 3.2cm ~ 10cm - Fan  Exposure correction: automatic exposure / automatic correction / weight: 90g