All About Photographic Lenses.
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Cosina AF 100 mm f/ 3.5 Macro used:

NameFull namePlaceScoresRank
1JDRoest 28.95lvl.1 (Lens-Learner)
2Maik 10.6lvl.1 (Lens-Learner)
3margo 56lvl.1 (Lens-Learner)
4fxfaidyFrançois-Xavier Faidy Langon75.5lvl.1 (Lens-Learner)