K-5 Limited Edition Camera W/40Mm F/2.8 Silver - Ace Photo
Line-Scan Lens | FA Lens | Industrial Products | Ricoh
Amazon.com : Sigma 50mm f/2.8 EX DG Macro Lens for Pentax and Samsung SLR Cameras : Camera Lenses : Electronics
Line sensor scanning lens GOYO OPTICAL Inc.
What is “A” on this lens's aperture ring? You need to push a button to lock in into place. Pentax k1000 with smc Pentax-A 50mm f/2.8 : r/AnalogCommunity
Pentax K1000 Review: My First Hand Experience - Wit and Folly
Pentax C52915F 35mm, f/2.8 F-Mount Lens C52915F B&H Photo Video
DSC00068 | Taken with a Cosmicar/Pentax Line Scan Lens, 50mm… | Flickr