Blog — CCTV

  The IP rating system The IP Code (or International Protection Rating, sometimes also interpreted as Ingress Protection Rating*) consists of the letters IP followed by two digits and an optional letter. As defined in international standard IEC 60529, it classifies the degrees of protection provided against the intrusion of solid objects (including body parts like hands and fingers), dust, accidental contact, and water in electrical enclosures. The standard aims to provide users more detailed information than vague marketing terms such as waterproof. The rating’s first digit e.g. IP66 relates to the ingress protection against dust (6 means dust tight,...

WDR (Wide Dynamic Range) refers the ability of the camera to handle very wide light ranges. It is usually exhibited when people are in front of a large window where it is a very bright outside. If you want to see both the person's features as well as the very bright scene behind them, you need a camera that provides WDR. WDR is usually provided by taking multiple pictures at different gain settings and then averaging the result into one composite picture.