... and external schemes4. Hight light Transmission over 95%5. Explosion-proof,glare-proof6. Aluminum alloy enclosure, strong stability7. Support systems ... ' needs;4,Hight light Transmission over 95%;5,Explosion-proof,glare-proof;6,Easy calibration,Easy maintenance.7 ,long life ... ,Aluminum alloy enclosure, strong stability;9 ,Support intelligent switch during systems of win xp,win7,linux,mac;10,Support ...