_:na4bfb06bb4b64a36bee7bdd247531714xb0
<http://schema.org/description>
"77mm Filter Size f/1.4 Aperture N/A Stabilized EF Mount FIRMWARE UPDATE via Sigma Optimization Pro* The staple Sigma 50mm f/1.4 DG HSM ART Lens has been redesigned and reengineered to set a new standard for the Art line. With a large 1.4 aperture, the Sigma 50mm 1.4 prime lens is a pro..."
<https://www.pictureline.com/collections/dslr-lenses/products/sigma-50mm-f-1-4-dg-hsm-art-lens-f-canon>