With extra low dispersion glass and original lens coatings, this lens is superior in contrast, clarity and edge-to-edge sharpness.
The Pentax SMCP-FA 50mm f1.4 lens has a fully automatic diaphragm. At 1.5 inches long and weighing just 7.8 ounces, you can take this 50mm fixed focal length lens with you everywhere. You can use this lens with all Pentax SLR cameras, but the AF system only works with Pentax AF cameras.
Compact, Standard Lens
Extremely Large F/1.4 Aperture Allows Extra-fast Shutter Speeds & Wonderful Depth Of Field Control
Focal Length Equivalent To 75mm When Used On A Pentax(r) Digital SLR Camera Body (1.5x Crop Factor)
Pentax(r) Super Multi-coating For Very Low Light Loss
Compatible With All Pentax(r) Film & Digital SLR Cameras
Only 1.5 inches and 7.8 ounces
47 degree angle of view
Fixed 50mm focal length
Fully automatic diaphragm
Lens construction of 6 elements in 5 groups