Digital Clear Field (Purple Ring) by Volk Optical Price US$POA Supplier/s Volk Optical Supplier Code VDGTLCF-PE (IAPB) Country of Origin Request a quote Product Description Primary Application – High Resolution Retinal Exam Product Features 20% wider field of view than the Classic 20D lens High resolution view from the central tothe mid-peripheral retina, even throughsmall pupils Field of View - 55°/ 72°Image Magnification – 2.79xLaser Spot Magnification – 0.36xWorking Distance – 37mm Share: