... Vision Lens Industrial vision lens C-mount lens Manual Iris Focal length:4, 6, 8,12,16, ... length machine vision lens,type is C mount, manual iris,mainly used for industrial production quality inspection.Specifcaitons ... 2/3”2/3”2/3”2/3”Iris TypeManual IrisManual IrisManual IrisManual IrisManual IrisManual IrisManual ... .5Weight130g100g107g85g80g60g90g80g140g 4 ~ 50mm C mount,Manual Iris Machine Vision Lens