Infrared/Night vision CCTV cameras: These CCTV cameras are designed to work in the dark environment. It works using the infrared technology and are ideal for the businesses that needs video coverage during the dark times like those in banks, manufacturing plants etc. The infrared cut off filters
will allow the recording during the day time as well. They are priced a bit more than those operating in the day light. It provides the recordings even during smoke, fog, or dust.