Our vandal resistant 4-8mm varifocal dome camera features EXview* technology. It has an ultra high impact dome cover and a heavy duty metal base. It offers an ultra high 470 line resolution with a 0.03 lux that sees in low light. It has a 1/3 inch interline transfer CCD with a 4-8mm varifocal lens. It also offers a low smear level that prevents glare in dark conditions, preset auto exposure settings, and turbo AGC (automatic gain control). A version with a 3.6mm lens is also available under model number CVC-700EXTP. <p> *EXview HAD is a trademark of the Sony Corporation.