# Olympus PEN F (film) — Camera mount flange focal distance and adapter feasibility For Olympus PEN F (film), flange focal distance (mm) is 28.95 mm; mount type is SLR; format is 18×24 mm; production years is 1963–1972, verified against its source on 2026-08-13. - **Mount name:** Olympus PEN F (film) _(verified: appears in the quote below)_ - **Flange focal distance (mm):** 28.95 mm _(verified: appears in the quote below)_ - **Mount type:** SLR _(verified: appears in the quote below)_ - **Format:** 18×24 mm _(verified: appears in the quote below)_ - **Production years:** 1963–1972 _(verified: appears in the quote below)_ ## What the source says > Olympus PEN F (film) | 28.95 mm | SLR | 18×24 mm | 1963–1972 ## Source - https://en.wikipedia.org/wiki/Flange_focal_distance Last verified: 2026-08-13. Review by: 2028-08-12. Part of [Camera mount flange focal distance and adapter feasibility](https://referencesource.org/camera-lens-body-adapter-compatibility/).