Vivitar 100mm F/2.8

Specifications01

MountPENTAX K

Focal length100mm

Max aperturef/2.8

TypeTelephoto · Prime

Field Notes02

Vivitar 100mm f/2.8 is a Pentax K-mount fixed focal-length lens (prime). It’s suited for portrait/short-tele photography with a relatively wide maximum aperture.

AI-assisted summary — verify against linked sources

Catalog note · source: kentfaith

Sources03

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Other Mounts03

This lens family is also indexed in 8 other mounts.