We have many types of zoom lens with combination of features such as Auto Focus, Auto Iris, Iris manual overide, Infrared corrected, 3CCD, 3 presets for zoom, focus & iris, and different times of zoom as 10x(6-60, 8-80, 8.5-85mm), 15x(7.5-112.5mm), 18x(8.6-154mm), 20x(10-200, 15-300mm), 30x(10-300mm), 33x(10-330mm), 50x(10-500mm).
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