Certificate of Provenance & Condition
Authenticated by LensSeed
Contax / Yashica
DSB
Authenticated
Condition assessment
BWeighted across
three axes
three axes
Optical5/5
Mechanical5/5
Cosmetic3/5
Certificate №LS-747B2CE4059B
SerialA40591082
MountContax/Yashica
Focal length50mm
Max aperturef/1.9
Issued22 June 2026
Honest defect disclosure
DustMinimal
HazeNone
FungusNone
SeparationNone
Coating marksNone
Oil on bladesNone
Scan to verifyLS-747B2CE4059Blensseed.com/cert
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