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Provenance & certification
LensSeed tag6-091Serial number67399
Rikenon
Rikenon 50mm f2
M4250mmf/2
฿3,450Sold
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Condition assessed 20/1/2026
How we gradeOptical
5.0/5Mechanical
5.0/5Cosmetic
4.0/5AB
How this lens renders
เลนส์คุณภาพ จาก Tomioka
Honest disclosure
MinimalDust
NoneHaze
NoneFungus
NoneSeparation
NoneCoating marks
NoneOil on blades
90-day warranty on every lens
As-pictured (ตรงปก) guarantee
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100% authentic inspected & verified
Lens heritageExact match
Rikenon 50mm f2
The Rikenon 50mm f/2 is a budget-legend Pentax K-mount standard prime by Ricoh, nicknamed the 'poor man's Summicron' for Leica-like results at bargain prices.
The history below is for this exact model — it matches the lens you’re viewing.
Introduced
1977
Optical formula
6 elements in 5 groups
Signature
Unknown, though aged copies may yellow (non-radioactive), warming the rendering.
