H55ZC-ME-F-HD-PR01 Format Size Focal Length Max. Aperture Ratio Iris Range Mount Horizontal 1/3"format Angle of View 1/2"format Min. Object Distance Back Focal Length Filter size Dimensions Weight Remarks * Figures in ( ) are with 2.5X extender. 1/2,1/2.7,1/3"format 12~660mm(30.5~1,680mm) 1:4.0(f=12mm)~18.2(f=1,680mm) F4.0~F360 C 23.0~0.4°(9.0~0.2°) 31.1~0.6°(12.1~0.2°) 7.0 m 80.933 mm 105 P=1.0 mm 155×138×355 mm 5,980 g Built-in 2.5X extender, Preset, AutoIris with Manual Override(with D/A converter) Atmospheric Interference Reduction function: Fog reduction, Image stabiliser, Auto Focus