Volk®1 Single-Use 30° Prism by Volk Optical Price US$POA Supplier/s Volk Optical Supplier Code V30PD10 (IAPB) Country of Origin Request a quote Product Description Primary Application – Off Axis Direct Image Vitreoretinal Surgery Product Features Field of View – 33° (Offset 30°)Image Magnification – 1.0x Share: