High-quality 50mm bright prime lens, with a large f/1.8 aperture for beautiful bokeh. - Model Name: EF 50mm f/1.8 II - Brand: Canon - Lens Diameter: 50mm - Maximum Aperture: f/1.8 Thank you for viewing. The item has been tested and confirmed to be working, but please understand that it is a vintage item before purchasing. Please consider this a used item and understand its condition before making a purchase.