Photo: 35mmc.com

The Pentax MX is a gem of a film SLR: super compact, well-built and fully-mechanical in operation – batteries are only required to power the light meter. Better yet, they're easy to find in working order, without breaking the bank. Our pals over at 35mmc.com dive deep into the nuts and bolts of this classic camera.

Read: Pentax MX nuts and bolts review

About Film Fridays: We recently launched an analog forum and in a continuing effort to promote the fun of the medium, we'll be sharing film-related content on Fridays, including articles from our friends at 35mmc.