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Ricoh XR Rikenon 16mm 1:2.8 Fisheye

Ricoh | 1982 | Diagonal Fisheye | 16 mm | 180°
Format: Full Frame 35 mm
Lens Mount: Pentax K

It’s a Ricoh rebranded Sigma 16mm 2.8 filtermatic lens, with different rubbers and writings but the very same look. Also inside filters are RICOH branded.
It’s quite a rare fish and usually sells far higher than its sibling just for collector’s sake.

Lens info

Manufacturer:

Ricoh

Focal Length:

16 mm

Camera Format:

Full Frame 35 mm

Lens Type:

Diagonal Fisheye

Lens FOV:

180°

Lens Mount:

Pentax K

Lens Hood:

Fixed

Filter Type:

Sigma Filtermatic

Lens Elements / Groups:

9 / 8

Image Circle:

44 mm

Dimensions:

66 x 50 mm

Weight:

305g

Years Manufactered:

TBD - TBD

Minolta MD Fish-Eye 16mm f/2.8 MD III (10 elements version)

Minolta MD Fish-eye 1:4 f=7.5mm

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