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SIGMA AF 50-500 mm f/ 4-6.3 APO HSM EX DG RF used:

NameFull namePlaceScoresRank
1iv 71.2lvl.1 (Lens-Learner)
2kasak57 AlexanderKrasnoyarsk156.95lvl.2 (Lens-Adept)
3Bill Ray Bill RayTulsa7.5lvl.1 (Lens-Learner)