Carl Zeiss Distagon HFT 18mm F/4

Specifications01

MountROLLEI QBM

Focal length18mm

Max aperturef/4

TypeWide · Prime

Release year1972

Weight300 g

Filter size70 mm

Min focus distance0.3 m

Aperture blades6

Optical elements10

Groups9

AutofocusNo

StabilizationNo

Aperture controlAperture ring (Manual settings only)

Lens hoodNot available

TeleconvertersNot compatible

EraFilm era

Production statusDiscontinued

Additional Info02

Lens TypeUltra-wide angle prime lens

Field Notes02

Carl Zeiss Distagon HFT is a fixed 18mm f/4 prime ultra-wide lens for film/large-format style QBM systems, intended for architecture and landscape work. The small f/4 aperture suits daylight use.

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.