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Discontinued

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Ricoh · M42 · Lens

Rikenon 21mm f/3.8

Focal length

21mm

Max Aperture

f/3.8

Weather Sealed

No

Mount: M42 — compatible with all M42-mount bodies.

Focus

Manual

Mount

M42

Format

35mm full frame

Made By

Riken Optical Co.

Generation

Rikenon (manual diaphragm)

Stabilized

No

Max Aperture

f/3.8

Min Aperture

f/16

Weather Sealed

No

Aperture Blades

6

Focal Length (Max)

21mm

Focal Length (Min)

21mm

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