Ricoh XR Rikenon 28mm F/3.5
Wide-angle prime lens • Film era • Discontinued
- Announced:
- · 1977
- Production status:
- ● Discontinued
- Country of design:
- · Japan
- Original name:
- · RICOH XR RIKENON 1:3.5 28mm
- Class:
- · Slow full-frame wide-angle prime lens
- System:
- · Ricoh K (1977)
Specification
| Optical design: | |
| 35mm full frame | |
| 28mm | |
| F/3.5 | |
| 6 elements in 6 groups | |
| Pentax K [45.5mm] | |
| 75.4° (35mm full frame) | |
| On Pentax K APS-C [1.53x] cameras: | |
35mm equivalent focal length: | 42.8mm (in terms of field of view) |
35mm equivalent speed: | F/5.4 (in terms of depth of field) |
Diagonal angle of view: | 53.6° |
| Diaphragm mechanism: | |
Diaphragm type: | Automatic |
Aperture control: | Aperture ring (Manual settings only) |
| 5 (five) | |
| Focusing: | |
| 0.30m | |
| <No data> | |
Focusing modes: | Manual focus only |
Manual focus control: | Focusing ring |
| Physical characteristics: | |
| 190g | |
| ⌀63×38.5mm | |
| Accessories: | |
| Screw-type 52mm | |
| <No data> | |
| <No data> |
Source of data
- Own research.
From the editor
Same lens as the smc Pentax-M 28/3.5, but with a 52mm filter thread instead of 49mm.
Other wide-angle prime lenses in the Ricoh K system
| ■Pentax K mount (5) | |||||||||
| Ricoh XR Rikenon 24mm F/2.8 | A | 7 - 7 | 0.18m | ⌀52 | 1982 ● | ||||
| Ricoh XR Rikenon 28mm F/3.5 Aspheric • Pancake lens | A | 5 - 4 | 0.35m | ⌀52 | ● | ||||
| Ricoh XR Rikenon 28mm F/2.8 | A | 7 - 7 | 0.30m | ⌀52 | 1980 ● | ||||
| Ricoh XR Rikenon 35mm F/2.8 [I] | A | 6 - 6 | 0.30m | ⌀52 | 1977 ● | ||||
| Ricoh XR Rikenon 35mm F/2.8 [II] | A | 6 - 6 | 0.35m | ⌀52 | 1980 ● | ||||
Lenses with similar focal length
| ■Pentax K mount (68) | |||||||||
| Chinar 28mm F/2.8 [M.C] akaHanimex Automatic 28mm F/2.8 | A | 7 - 7 | 0.40m | ⌀52 | ● | ||||
| Chinon Auto 28mm F/2.8 Multi-Coated akaAgfa Color 28mm F/2.8 Multi-Coated | A | 7 - 7 | 0.30m | ⌀49 | 1979 ● | ||||
| Cosina 24mm F/2.8 MC Macro akaCarl Zeiss Jena II 24mm F/2.8 MC Macro akaPhoenix 24mm F/2.8 Macro | A | 7 - 7 | 0.19m | ⌀52 | ● | ||||
| Cosina 28mm F/2.8 MC Macro akaCarl Zeiss Jena II 28mm F/2.8 MC Macro akaPhoenix 28mm F/2.8 Macro akaVivitar Wide Angle 28mm F/2.8 MC | A | 5 - 5 | 0.22m | ⌀49 | ● | ||||
| Cosina Cosinon-W 28mm F/2 MC akaPetri 28mm F/2 MC | A | 8 - 7 | 0.30m | ⌀49 | 1981 ● | ||||
| Cosina Cosinon-W 24mm F/2.8 MC | A | 7 - 7 | 0.25m | ⌀49 | 1981 ● | ||||
| Cosina Cosinon-W 28mm F/2.8 MC akaBauer Neovaron 28mm F/2.8 Multicoated akaCarl Zeiss Jena 28mm F/2.8 MC akaMiranda 28mm F/2.8 MC akaVivitar Auto 28mm F/2.8 VMC | A | 6 - 6 | 0.30m | ⌀49 | 1981 ● | ||||
| Hanimex Automatic 28mm F/2.8 MC | A | 8 - 7 | 0.30m | ⌀55 | ● | ||||
| Irix 30mm F/1.4 SLR | A | 13 - 11 | 0.34m | ⌀86 | 2021 ● | ||||
| Kino Precision Kiron 24mm F/2 MC | A | 8 - 8 | 0.30m | ⌀55 | 1980 ● | ||||
| Kino Precision Kiron 28mm F/2 MC | A | 8 - 8 | 0.30m | ⌀55 | 1980 ● | ||||
| Kino Precision Kiron 28mm F/2.8 MC | A | ? - ? | 0.30m | ⌀55 | 1980 ● | ||||
| Panagor Auto Wide-Angle 28mm F/2.8 PMC | A | 7 - 6 | 0.30m | ⌀49 | ● | ||||
| Panagor Auto Wide Angle 28mm F/2.5 [PMC] Type 2 | A | 8 - 7 | 0.30m | ⌀67 | ● | ||||
| Panagor Auto Wide-Angle 28mm F/2 PMC | A | 8 - 8 | 0.30m | ⌀55 | ● | ||||
| Panagor Auto Wide-Angle 24mm F/2.5 PMC | A | ? - ? | 0.30m | ⌀55 | ● | ||||
| smc Pentax-A 28mm F/2.8 | A | 7 - 7 | 0.30m | ⌀49 | 1983 ● | ||||
| smc Pentax-A 24mm F/2.8 | A | 9 - 8 | 0.25m | ⌀52 | 1983 ● | ||||
| smc Pentax-A 28mm F/2 | A | 8 - 7 | 0.30m | ⌀49 | 1983 ● | ||||
| smc Pentax-M 28mm F/2 | A | 8 - 7 | 0.30m | ⌀49 | 1980 ● | ||||
| smc Pentax-M 28mm F/2.8 [I] | A | 7 - 7 | 0.30m | ⌀49 | 1977 ● | ||||
| smc Pentax-M 28mm F/3.5 | A | 6 - 6 | 0.30m | ⌀49 | 1977 ● | ||||
| smc Pentax 24mm F/2.8 | A | 9 - 8 | 0.25m | ⌀52 | 1977 ● | ||||
| smc Pentax 24mm F/3.5 | A | 9 - 8 | 0.25m | ⌀58 | 1975 ● | ||||
| smc Pentax 28mm F/2 | A | 9 - 8 | 0.30m | ⌀52 | 1976 ● | ||||
| smc Pentax 28mm F/3.5 | A | 8 - 7 | 0.30m | ⌀52 | 1976 ● | ||||
| smc Pentax 30mm F/2.8 | A | 7 - 7 | 0.30m | ⌀52 | 1975 ● | ||||
| smc Pentax-M 28mm F/2.8 [II] | A | 7 - 7 | 0.30m | ⌀49 | 1982 ● | ||||
| Quantaray 28mm F/2.8 MC | A | ? - ? | 0.30m | ⌀49 | ● | ||||
| Ricoh Rikenon P 28mm F/2.8 | A | 7 - 7 | 0.30m | ⌀52 | 1984 ● | ||||
| Ricoh Rikenon P 28mm F/2.8 Macro | A | 5 - 5 | 0.22m | ⌀49 | ● | ||||
| Sigma MF Super-Wide 24mm F/2.8 Multi-Coated II | A | 8 - 7 | 0.18m | ⌀52 | 1988 ● | ||||
| Sigma MF High-Speed Wide 28mm F/1.8 Aspherical II ZEN | A | 9 - 8 | 0.30m | ⌀58 | 1994 ● | ||||
| Sigma MF High-Speed Wide 28mm F/1.8 Aspherical Multi-Coated ZEN | A | 9 - 8 | 0.30m | ⌀58 | 1990 ● | ||||
| Sigma MF Mini-Wide 28mm F/2.8 Multi-Coated II akaQuantaray 28mm F/2.8 Multi-Coated | A | 6 - 6 | 0.22m | ⌀52 | 1985 ● | ||||
| Sigma MF H.L. Wide 28mm F/2.8 Multi-Coated | A | 8 - 7 | 0.22m | ⌀52 | 1984 ● | ||||
| Sigma MF Super-Wide 24mm F/2.8 Multi-Coated | A | 7 - 7 | 0.18m | ⌀52 | 1981 ● | ||||
| Sigma MF Mini-Wide 28mm F/2.8 Multi-Coated akaPentacon Prakticar PM 28mm F/2.8 MC | A | 7 - 6 | 0.22m | ⌀52 | 1978 ● | ||||
| Sigma[-XQ] MF 28mm F/2.8 Filtermatic Multi-Coated | A | 8 - 7 | 0.35m | ⌀52 | 1978 ● | ||||
| Sigma[-XQ] MF 24mm F/2.8 Filtermatic Multi-Coated | A | 10 - 8 | 0.25m | ⌀62 | 1978 ● | ||||
| Sigma-Z MF 24mm F/2.8 [Multi-Coated] | A | 10 - 8 | 0.25m | ⌀62 | 1975 ● | ||||
| Sigma-Z MF 28mm F/2.8 [Multi-Coated] | A | 7 - 6 | 0.40m | ⌀62 | 1975 ● | ||||
| Soligor C/D 28mm F/2 P (s/n 1xxxxxxx) | A | 8 - 7 | 0.23m | ⌀58 | 1974 ● | ||||
| Soligor G/S Wide-Auto 24mm F/2.5 MC (s/n 3xxxxxx) | A | 9 - 7 | 0.30m | ⌀55 | ● | ||||
| Soligor G/S Wide-Auto 28mm F/2.5 MC (s/n 3xxxxxx) | A | 8 - 8 | 0.30m | ⌀52 | ● | ||||
| Soligor C/D 28mm F/2.8 MC | A | 7 - 6 | 0.40m | ⌀58 | ● | ||||
| Soligor C/D 28mm F/2.8 (s/n 1xxxxxxx) | A | 7 - 7 | 0.30m | ⌀52 | ● | ||||
| Soligor Wide-Auto 28mm F/2.8 (s/n 1xxxxxxx) | A | 7 - 6 | 0.30m | ⌀58 | ● | ||||
| Soligor C/D Dualfocal 28+35mm F/3.5+3.8 MC | A | 9 - 9 | 0.40m | ⌀52 | 1981 ● | ||||
| Tokina SL 28mm F/2.8 | A | 5 - 5 | 0.30m | ⌀49 | ● | ||||
| Tokina SL 24mm F/2.8 [II] | A | 7 - 7 | 0.19m | ⌀52 | ● | ||||
| Tokina 24mm F/2.8 RMC akaTokina SL 24mm F/2.8 [I] | A | 8 - 8 | 0.27m | ⌀52 | ● | ||||
| Tokina 28mm F/2.8 RMC akaVoigtlander Color-Skoparet 28mm F/2.8 MC | A | 5 - 5 | 0.30m | ⌀52 | ● | ||||
| Vivitar Series 1 Auto Wide Angle 28mm F/1.9 VMC (s/n 37xxxxxx) | A | 9 - 8 | 0.30m | ⌀58 | 1976 ● | ||||
| Vivitar [Auto] Wide-Angle 24mm F/2 [MC] Compact (s/n 22xxxxxx) | A | 8 - 8 | 0.30m | ⌀55 | 1978 ● | ||||
| Vivitar [Auto] Wide-Angle 28mm F/2 [MC] Compact (s/n 22xxxxxx) | A | 8 - 8 | 0.30m | ⌀55 | 1978 ● | ||||
| Vivitar Auto Wide-Angle 28mm F/2.5 Type 2 (s/n 22xxxxxx) | A | 8 - 7 | 0.30m | ⌀67 | ● | ||||
| Vivitar Auto Wide-Angle 28mm F/2.5 Type 1 (s/n 22xxxxxx) | A | 8 - 7 | 0.30m | ⌀62 | 1969 ● | ||||
| Vivitar [Auto] Wide Angle 28mm F/2.8 [MC] Compact [I] (s/n 28xxxxxx) | A | 7 - 7 | 0.30m | ⌀49 | ● | ||||
| Vivitar Wide Angle 28mm F/2.8 MC Compact [II] (s/n 42xxxxxx) | A | 7 - 7 | 0.30m | ⌀49 | 1983 ● | ||||
| Vivitar Wide Angle 28mm F/2 MC Close Focus (s/n 28xxxxxx) | A | 8 - 7 | 0.23m | ⌀49 | 1983 ● | ||||
| Vivitar Wide Angle 28mm F/2.8 MC Close Focus (s/n 28xxxxxx) | A | 5 - 5 | 0.23m | ⌀49 | ● | ||||
| Vivitar Wide Angle 24mm F/2.8 MC (s/n 9xxxxxxx) | A | 7 - 7 | 0.19m | ⌀52 | ● | ||||
| Vivitar Auto Wide-Angle 24mm F/2.8 (s/n 37xxxxxx) | A | 8 - 7 | 0.25m | ⌀58 | 1976 ● | ||||
| Vivitar Wide Angle 24mm F/2 MC Compact (s/n 28xxxxxx) | A | 8 - 8 | 0.30m | ⌀52 | ● | ||||
| Vivitar Wide Angle 28mm F/2.8 MC (s/n 9xxxxxxx) | A | 5 - 5 | 0.23m | ⌀49 | ● | ||||
| Vivitar Wide Angle 28mm F/2.8 MC (s/n 61xxxxxx) | A | ? - ? | ⌀52 | ● | |||||
| Carl Zeiss Classic Distagon T* 25mm F/2.8 ZF / ZF.2 / ZK / ZS | A | 10 - 8 | 0.17m | E58 | 2006 ● | ||||
| ■Interchangeable mount (25) | |||||||||
| Hanimex 28mm F/2.8 [T] akaHanimex 28mm F/3 | P | 7 - ? | 0.45m | ⌀58 | ● | ||||
| Sankyo Kohki W-Komura 28mm F/3.5 [Unidapter] | P | 6 - ? | 0.40m | ⌀55 | ● | ||||
| Sankyo Kohki W-Komura 24mm F/3.5 [Unidapter Auto] | A | 7 - ? | 0.26m | ⌀52 | ● | ||||
| Sankyo Kohki W-Komura 28mm F/3.5 [Unidapter Auto] | A | 8 - ? | 0.30m | ⌀52 | ● | ||||
| Komuranon 24mm F/2.5 K·M·C | A | 11 - 8 | 0.26m | ⌀58 | 1974 ● | ||||
| Komuranon 28mm F/2.5 K·M·C | A | 9 - 7 | 0.30m | ⌀58 | 1974 ● | ||||
| Sigma[-XQ] MF [Wide] 24mm F/2.8 Filtermatic [Multi-Coated] [YS] | A | 10 - 8 | 0.20m | ⌀62 | 1972 ● | ||||
| Sigma MF Widemax 28mm F/2.8 [Multi] [YS] | A | 7 - 6 | 0.30m | ⌀62 | 1970 ● | ||||
| Soligor Wide-Auto 28mm F/2.8 (s/n 1xxxxxxx) [T-4] | A | 7 - 6 | 0.30m | ⌀58 | ● | ||||
| Soligor Wide-Auto 24mm F/2.8 (s/n 1xxxxxxx) [T-4] | A | 8 - 7 | 0.30m | ⌀67 | ● | ||||
| Soligor Wide Angle 28mm F/2.8 [T] | P | 6 - 6 | 3.5 ft. | ⌀58 | ● | ||||
| Mir-10A 28mm F/3.5 [T] akaМИР-10А 28mm F/3.5 | P | 8 - 7 | 0.20m | ⌀67 | ● | ||||
| Tamron 24mm F/2.5 MC 01B [Adaptall-2] | A | 10 - 9 | 0.25m | ⌀55 | 1979 ● | ||||
| Tamron 24mm F/2.5 01BB [Adaptall-2] | A | 10 - 9 | 0.25m | ⌀55 | 1987 ● | ||||
| Tamron 28mm F/2.5 MC 02B [Adaptall-2] | A | 7 - 7 | 0.25m | ⌀49 | 1979 ● | ||||
| Tamron 24mm F/2.5 CW-24 [Adaptall] | A | 10 - 9 | 0.25m | ⌀55 | 1976 ● | ||||
| Tamron 28mm F/2.8 CW-28 [Adaptall] | A | 7 - 7 | 0.25m | ⌀52 | 1976 ● | ||||
| Tamron Auto 24mm F/3.5 [Adapt-A-Matic] | A | 8 - 6 | 0.25m | ⌀72 | 1971 ● | ||||
| Tamron Auto 28mm F/2.8 [Adapt-A-Matic] | A | 7 - 7 | 0.22m | ⌀62 | 1969 ● | ||||
| Tamron Auto 28mm F/2.8 [Adapt-A-Matic] | A | 7 - 7 | 0.22m | ⌀58 | 1972 ● | ||||
| Vivitar Wide Angle 28mm F/2.5 [T] | P | 8 - 7 | 0.30m | ⌀62 | ● | ||||
| Vivitar Auto Wide-Angle 28mm F/2.8 (s/n 37xxxxxxx) [T-4] | A | 7 - 6 | 0.30m | ⌀58 | 1968 ● | ||||
| Vivitar Auto Wide-Angle 24mm F/2.8 (s/n 37xxxxx) [T-4] | A | 8 - 7 | 0.30m | ⌀67 | ● | ||||
| Vivitar Auto Wide-Angle 28mm F/2.5 (s/n 37xxxxxx) [TX] | A | 7 - 7 | 0.24m | ⌀52 | 1976 ● | ||||
| Vivitar Auto Wide-Angle 24mm F/2.8 (s/n 37xxxxxx) [TX] | A | 8 - 7 | 0.23m | ⌀58 | 1976 ● | ||||