| Description | Volk’s state-of-the-art 20D diagnostic/laser lens is perfectly corrected for field curvature, astigmatic aberrations and coma – delivering the best retinal image of any 20 diopter lens on the market. Its advanced double aspheric design further | With advanced glass technologies and designs, the Digital ClearField lens delivers enhanced wide field views of the mid and far peripheral retina. Using this advanced lens will provide image quality previously unattainable with the binocular indirect |