ModelNoSSV0550GNBImageFormatCover1/4"1/3"FocalLength5.0-50mmMaximumApertureRatioF1.45-360IrisOperationDirectDriveIrisRangeF1.45-360FocusOperationManualFocusScaleNEARFARZoomWideManualTeleTWAngleFieldofView(D×H×V1/4inchwidetele1/3inchWide54.2°×40.4°Tele5.6°×4.2°1/2inchWide***Tele***2/3inchWide***Tele***1inchWide***Tele***MinimumObjectDistance0.3mBackFocalLength12.9-17.9mmEffectiveDiameterFrontΦ39mmRearΦ11mmFilterScrewSize***MountCSMechanicalDimension(D×L)Φ45.6mm×50.2mm×69.9mmWeight140gComments)