Canon EF 50mm f/1.4 USM Lens

• EF Mount Lens
• Aperture Range: f/1.4-22
• Two High Refraction Lens
  Elements
• Gaussian Optics Eliminate
  Astigmatism
• Ultrasonic Autofocus Motor
• Manual Focus Override
• Infrared Index
• Minimum Focus Distance:
  17.8"
• Filter Thread Diameter: 58mm
• Standard focal length 50mm lens
  is effective in a multitude of shooting situations and ideal for
  day-to-day shooting.
• An f/1.4 m aximum aperture
  provides clear imaging in low light situations and shallow depth of field.
• Ultrasonic autofocus motor
  (USM) operation is fast, smooth and virtually silent.

This EF 50mm f/1.4 USM
Lens from Canon is a standard length
lens featuring superb quality and portability. Its f/1.4 maximum aperture makes
it very effective in low light situations and able to provide shallow
depth of field focus.

Two high-refraction
lens elements and new Gaussian optics eliminate astigmatism and suppress
astigmatic difference.

Its ultrasonic
autofocus motor (USM) enables fast, smooth and silent autofocus action and
full-time manual focus override allows for the precision of manual focus even
in one Shot AF mode.