Amazon.com : Pentax smc PENTAX-FA 50mmF1.4 Classic, Single-Focus, Standard Lens for use with K-Mount Digital SLR Cameras ND Filter Included : Electronics
Pentax LX kit w/ 50mm 1.4 lens and 28mm 3.5 shift lens, Power Winder, – Film Supply Club
Ricoh announces two 50mm F1.4 lenses, each offering a uniquely distinct design concept