Smc Pentax-FA* 400mm F/5.6 ED [IF]

Specifications01

MountPENTAX K

Focal length400mm

Max aperturef/5.6

TypeTelephoto · Prime

Release year1997

Weight1140 g

Filter size77 mm

Min focus distance2 m

Max magnification0.2299

Aperture blades8

Optical elements9

Groups8

AutofocusYes

StabilizationNo

Aperture controlAperture ring (Manual settings + Auto Exposure setting)

Lens hoodMH-RBB77 - Bayonet-type round

TeleconvertersPentax Rear Converter-A 1.4X-S→ 560mm F/7.8 Pentax Rear Converter-A 2X-S→ 800mm F/11.2

EraFilm era

Production statusDiscontinued

Additional Info02

Lens TypeSuper telephoto prime lens

Field Notes02

Pentax K-mount 400mm telephoto prime lens with a maximum aperture of f/5.6. Designed for distant subjects such as sports, wildlife, and outdoor telephoto photography.

AI-assisted summary — verify against linked sources

Catalog note · source: thelensdb

Sources03

thelensdb.comVisit ↗

lens-db.comVisit ↗

Other Mounts03

No alternate mounts are indexed for this family yet.