... iris lens 2.C-mount,F1.4,2/3'' inch camera lens 3.Prompt delivery 4.MOQ:1pc High resolution monofocal 50mm F1.4 manual ... ,clear image,all-metal lens2.Fixed focal length 50mm,2/3 inch,C-mount,F1.4 aperture manual lris lens3.CCTV lens/CCTV ... focus auto iris lens series: (2.8mm,4mm,6mm,8mm,12mm,16mm) Certificate: High resolution monofocal 50mm F1.4 manual iris fixed focus ...