1. This product is suitable for skin inspection, hair root inspection, textile inspection, biological observation, gem identification, and gazing device to assist people with visual impairment to read, print inspection, industrial inspections, such as printed circuit boards, precision machinery, etc. 

2. Don’t need to exchange Lens can do 200 times to 1000 times changes through focal length adjustment!

3.  8 built-in LEDs are very bright, even if the lens is close to the subject.
    Easy to operate with USB and PC connection, easy to take photos, live video timing, and measurement software.

4. It is also an USB camera, so you can use the On-line method of various video software, such as MSN,Skype,QQ to let the other party see the action environment: Windows 2000/XP, Vista, Windows 7, Mac OS.