B
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Provenance & certification
LensSeed tag5-536Serial numberPK9031493
Vivitar
Vivitar 50mm f1.7
Pentax K50mmf/1.7
฿2,750Sold
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Condition assessed 25/1/2026
How we gradeOptical
4.0/5Mechanical
4.0/5Cosmetic
4.0/5B
Honest disclosure
MinimalDust
NoneHaze
NoneFungus
NoneSeparation
NoneCoating marks
NoneOil on blades
90-day warranty on every lens
As-pictured (ตรงปก) guarantee
Next-day dispatch, order by 22:00
100% authentic inspected & verified
Lens heritageExact match
Vivitar 50mm f1.7
The Vivitar 50mm f/1.7 is a Cosina-made 'nifty fifty' normal prime badged by Vivitar with VMC multi-coating, produced in Japan and later China, valued as a cheap, lightweight, characterful lens.
The history below is for this exact model — it matches the lens you’re viewing.
Optical formula
unknown; optics reportedly assembled similar to Tomioka lenses with rumored shared components
