Lens Type: Standard prime lens
Mount: EF-mount (compatible with Canon full-frame and APS-C DSLR cameras)
Focal Length: 50mm
Aperture: Maximum aperture of f/1.4
Autofocus: Ultrasonic Motor (USM) for fast and quiet autofocus
Minimum Focus Distance: 0.45m (1.48 ft)
Construction: 8 elements in 6 groups
Filter Size: 58mm
Dimensions: 73.8 x 50.5mm (2.91 x 1.99 inches)
Weight: 290g
