Mamiya-Sekor NB 65mm F/4.5

Specifications01

MountMAMIYA RB67

Focal length65mm

Max aperturef/4.5

TypePrime

Release year1974

Filter size77 mm

AutofocusNo

StabilizationNo

Sensor coverageMedium Format

EraFilm era

Production statusDiscontinued

Additional Info02

Lens TypeWide-angle prime lens

Field Notes02

Mamiya-Sekor NB is a 65mm prime lens for the Mamiya RB67 medium-format system with a maximum aperture of f/4.5. It’s a general-purpose normal/short-tele lens for portraits and everyday work.

AI-assisted summary — verify against linked sources

Catalog note · source: thelensdb

Sources03

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Other Mounts03

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