Pentax K100D with Pentax-DA 18-55mm f3.5-5.6 format_6x7cm it’s not clear

it’s not clear

and compatibility with a huge system of lenses

This is a Canon FD 55mm f1

side-to-side shutter cocking/firing action

But on the plus side

Pentax K100D with Pentax-DA 18-55mm f3.5-5.6 format_6x7cm it’s not clearThe Pentax K100D is a K mount APS C format camera with shutter speeds from 30s to 1 4000s. It has a 6 megapixel CCD sensor with a built in shake reduction system and, perhaps best of all, runs on 4 standard AA batteries. Compatible with nearly all Pentax K mount lenses, manual or autofocus; a standard Pentax DA 18 55mm f3. 5 5. 6 AL lens is included. In excellent cosmetic condition, with only minor wear, under 3000 actuations.