Kowa 40mm F/4

Specifications01

MountKOWA SIX

Focal length40mm

Max aperturef/4

TypePrime

Release year1970

Weight900 g

Filter size95 mm

Min focus distance0.4 m

Optical elements9

Groups7

AutofocusNo

StabilizationNo

Aperture controlAperture ring (Manual settings only)

Lens hoodNot available

TeleconvertersNot compatible

EraFilm era

Production statusDiscontinued

Additional Info02

Lens TypeUltra-wide angle prime lens

Field Notes02

Kowa 40mm f/4 fixed prime lens for the KOWA SIX mount, intended for medium-format stills (often used as a general-purpose or portrait focal length depending on format).

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Catalog note · source: thelensdb

Sources03

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Other Mounts03

No alternate mounts are indexed for this family yet.