Others By Pentax · pentax-ka · SMC PENTAX-A
The SMC PENTAX-A 50mm F1.2 is a fast standard prime lens with a maximum aperture of F1.2. It is compatible with the Pentax K mount (KA) and can be used as an A-series lens with functions such as aperture-priority AE. It is well suited to portraits that make use of shallow depth of field and to shooting in low light.