The EF 40mm f/2.8 STM's unobtrusive design helps the photographer avoid overwhelming their subjects with a large lens and to remain discreet in sensitive shooting situations with no compromise in performance.
This lens features a Macro ratio 1:2! Kilfitt-Makro-Kilar E 1:3.5 40mm C. Macro (standard) Lens in M42 Universal Screw Mount Film & Digital (via adapters). ULTRA Rare, Professional Application LOW Production Number Lens!
Focal Length 40 mm Aperture Ratio 1:2.0 Minimum Aperture F22 Lens Construction 6 elements in 5 groups Angle of View 57° Apertue Blades 9 Minimum Focus 0.38 m (mit Nahlinse 0.25 m) Maximum Diameter 63.6mm (AI-S), 70mm (EOS) Length 24.5mm (AI-S), 27mm (EOS) Mount Nikon AI-S (CPU integrated), Canon EOS Weight 180g (AI-S), 230g (EOS) Filter Size 52mm Macro Ratio 1:7 (with close-up lens 1:4) Brand Voigtlander Type Standard Camera/Camcorder Fitting Canon Focal Length 40mm Focus Type Manual Max. Aperture F/2.0 Focal Length Type Fixed/Prime Camera Type DSLR Compatible Brand For Canon EAN 4530076230606 MPN Does not apply.