N°95825 · Family detail
SigmaTelephoto·PENTAX K mount
Sigma 135-400mm F/4.5-5.6 APO RF ZEN
Specifications01
MountPENTAX K
Focal length135-400mm
Max aperturef/4.5
TypeTelephoto · Zoom
Field Notes02
Sigma 135–400mm f/4.5–5.6 APO zoom lens for Pentax K mount, intended for telephoto use such as sports and wildlife. Variable maximum aperture from f/4.5 to f/5.6.
AI-assisted summary — verify against linked sourcesSources03
lens-db.comVisit ↗
Other Mounts03
This lens family is also indexed in 2 other mounts.