CCTV   Standalone DVR   Standalone DVR Accessories   PC-Based DVR   PC-Based DVR Accessories   CCTV Cameras   CCD Camera Lens    + Board Lens     + Fixed Focus Lens    + Variable Focus Lens     + Motorized Zoom Lens    Camera Housing and Casing   Camera Wall Bracket   Infra-Red Spot Light   Pan & Tilt Scanners   Pan & Tilt Controller   Decoders & Converters   19" DVR Server Chassis   Power Supply   Video Distributors/Amplifiers   Quad and Auto-Switchers   Wireless Video and Audio   CCTV Monitors   Microphone   Safety Box   Video Balun   Door Access System   Alarm System Accessories   Cable, Connectors and Tools

「Board Lens」 Just need a specific size for your dome camera lens instead of being able to change it manually? This is the one for you change your vision field of the camera. 「Fixed Focus Lens」 Fixed lens solutions for users who have an idea what sort of length they are expecting. 「Variable Focus Lens」 Variable lens for users which required more flexibility with the total area displayed by the camera. 「Motorized Zoom Lens」 Motorized lenses for even greater flexibility for controlling the vision field of the camera.