N°8678413 · Family detail
PentaxTelephoto·PENTAX 645 mount·1997
Smc Pentax-FA 645 400mm F/5.6 ED [IF]
Specifications01
MountPENTAX 645
Focal length400mm
Max aperturef/5.6
TypeTelephoto · Prime
Release year1997
Weight1260 g
Filter size77 mm
Min focus distance3 m
Max magnification0.1401
Aperture blades8
Optical elements7
Groups6
AutofocusYes
StabilizationNo
Aperture controlAperture ring (Manual settings + Auto Exposure setting)
Lens hoodBayonet-type PH-RBE77 (round
With filter access window)
Teleconverters●Pentax Rear Converter-A 645 1.4X→ 560mm F/7.8
●Pentax Rear Converter-A 645 2X→ 800mm F/11.2
EraFilm era
Additional Info02
Lens TypeMedium telephoto prime lens
Field Notes02
Pentax 645 medium-format telephoto lens with a fixed 400mm focal length and maximum aperture of f/5.6 (ED, IF). Intended for distant subjects such as portraits, sports, and wildlife.
AI-assisted summary — verify against linked sources![Smc Pentax-FA 645 400mm F/5.6 ED [IF]](https://i.ebayimg.com/images/g/l7wAAeSwlP5qgdcp/s-l1600.jpg)
Other Mounts03
No alternate mounts are indexed for this family yet.