Laowa 100mm f/2.8 2x Ultra Macro APO Lens - EF Manual Aperture & Pentax K Models Added | CineD
Pentax 24mm f/2.8 PK-Mount Manual Focus Prime Lens | eBay
SMC Pentax 24mm F2.8 Reviews - K Prime Lenses - Pentax Lens Reviews & Lens Database
Venus Optics' 100mm F2.8 Ultra Macro lens is now available with Pentax K mount, new stepless EF mount version also available: Digital Photography Review
Samyang 10mm f/2.8 ED AS NCS CS Lens (Pentax K Mount) SY10M-P
Venus Optics' 100mm F2.8 Ultra Macro lens is now available with Pentax K mount, new stepless EF mount version also available: Digital Photography Review
PENTAX SMC 28mm F/2.8 Manual focus Lens For Pentax K SLR DSLR 27075041653 | eBay