The new KT&C CCD Day / Night Color CCTV Camera with Heater offers a variable focus 9-22mm outdoor infrared camera. These cameras have external lens adjustments so you don't have to pop open the case to access the lens

# Sony SuperHAD chipset
# 550 TVL
# Dual voltage
# Variable focus lens (9-22mm)
# External lens adjustment
# OSD
# IR Range of 150 feet
# Built-in heater for extreme weather condition and eliminating condensation (-40°F ~ +122°F)