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Nippon Promar Anastigmat 75mm f3.5 modified to M42 mount
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20150115-IMG_7289_Nippon Promar Anastigmat 75mm f3.5 M42
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20150115-IMG_7303_Nippon Promar Anastigmat 75mm f3.5 M42
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20150115-IMG_7307_Nippon Promar Anastigmat 75mm f3.5 M42
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20150115-IMG_7311_Nippon Promar Anastigmat 75mm f3.5 M42
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20150115-IMG_7316_Nippon Promar Anastigmat 75mm f3.5 M42
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20150115-IMG_7318_Nippon Promar Anastigmat 75mm f3.5 M42