Shop › Voigtlander 50mm f/1.0 Canon Aspherical RF Voigtlander 50mm f/1.0 Canon Aspherical RF $1,339.00 sold out Voigtlander 50mm f/1.0 Canon Aspherical — a manual-focus lens for Canon RF Mount. Filter thread: 67mm. Sold Out Added! Voigtlander 50mm f/1.0 Canon Aspherical — a manual-focus lens for Canon RF Mount. Filter thread: 67mm.