Certificate of Provenance & Condition
Authenticated by LensSeed
Vivitar
Vivitar 17-28mm f4-4.5
Authenticated
Condition assessment
AWeighted across
three axes
three axes
Optical5/5
Mechanical5/5
Cosmetic5/5
Certificate №LS-AEC6E65CB1A6
Serial61931826
MountOlympus OM
Focal length17-28
Max aperturef/4
Issued22 June 2026
Honest defect disclosure
DustMinimal
HazeNone
FungusNone
SeparationNone
Coating marksNone
Oil on bladesNone
Scan to verifyLS-AEC6E65CB1A6lensseed.com/cert
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