Speco Dome Cameras 
Speco CVC-1805DC B/W Varifocal Dome Camera CVC-1805DC

Speco Technologies CVC1805DC : 1/3" B/W vari-focal dome camera features an adjustable 4-9mm lens with a built-in electronic shutter. The camera can rotate 360 degrees. It has a 0.02 lux with 420 line resolution. A 12V DC power supply is included. A color version of this camera can be found under model number CVC-6405DC.

B/W Dome Camera, Varifocal Lens