MINT+++" SMC Pentax M 20mm f/4 MF Wide Angle Lens For K PK Mount Form JAPAN | eBay
9 Pentax optika, amitől dobsz egy hátast | hispan's photoblog
Pentax – Osaka-Camera
I found an offer for SMC Pentax M 1.7+2 lens 80-200, both 1:4.5, one Revuenon Multi Coating and one Makinon MC+Canon UV filter. $40 BUT : r/AnalogCommunity