3M-5SA 500mm F/8

Specifications01

MountPENTAX K

Focal length500mm

Max aperturef/8

TypeTelephoto · Prime

Filter size72 mm

Field Notes02

Pentax K-mount 500mm prime lens with a fixed f/8 aperture, intended for long-distance telephoto use such as sports or wildlife. It’s a specialty super-telephoto design rather than a zoom.

AI-assisted summary — verify against linked sources

Catalog note · source: kentfaith

Sources03

kentfaith.esVisit ↗

Other Mounts03

This lens family is also indexed in 3 other mounts.