Olympus E.Zuiko Auto-W 25mm F/4

Specifications01

MountOLYMPUS PEN F

Focal length25mm

Max aperturef/4

TypeWide · Prime

Release year1963

Weight120 g

Filter size43 mm

Min focus distance0.25 m

Aperture blades5

Optical elements5

Groups5

AutofocusNo

StabilizationNo

Aperture controlAperture ring (Manual settings only)

Lens hoodS-45 - Clamp-on round with set screw

TeleconvertersNot available

EraFilm era

Production statusDiscontinued

Additional Info02

Lens TypeWide-angle prime lens

Summary02

Olympus PEN F mount wide-angle prime lens with a fixed 25mm focal length and maximum aperture of f/4, intended for general photography and landscapes on PEN F-series cameras.

AI-assisted summary — verify against linked sources

Specifications from thelensdb

Where can this lens be adapted?

The Olympus Pen F mount has a flange distance of 28.95 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

Sony EAdapter · 10.95 mm
Covers half-frame (18 × 24 mm): it can vignette on a full-frame sensor.
Canon RFAdapter · 8.95 mm
Covers half-frame (18 × 24 mm): it can vignette on a full-frame sensor.
Nikon ZAdapter · 12.95 mm
Covers half-frame (18 × 24 mm): it can vignette on a full-frame sensor.
Fujifilm XAdapter · 11.25 mm
L-MountAdapter · 8.95 mm
Covers half-frame (18 × 24 mm): it can vignette on a full-frame sensor.
Micro Four ThirdsAdapter · 9.7 mm
Fujifilm G (GFX)Adapter · 2.25 mm
Covers half-frame (18 × 24 mm): it can vignette on a medium format sensor.
Canon EF-MAdapter · 10.95 mm

No plain adapter reaches infinity focus on: Canon EF, Nikon F.

Sources03

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Other Mounts03

No alternate mounts are indexed for this family yet.