["Description:\nFor using ALL M42 SCREW MOUNT cameras with T-mount telephoto lenses, such as telescope, mirror lens, etc. It supports for infinity for focus.\nYou should remember that the pusher with the fixed ring doesn?for t work, so diaphragm control of the lens is set manually. It is possible to use Macro rings and other accessories.\n\nIt can be used with other M42 mount adapter to fit other camera models.\nNot recommended for modifying for T mount of camera lenses.\n\nSettings:\nPut red marks of the adapter and lens collar together.\nTurn the adapter clockwise till the fixative click.\nSet T-mount lens.\nRemoving:\nTo remove the adapter you should unpress fixative pin and turn the adapter anticlockwise.\nMADE Combined with aluminium and brass , for focus for infinity\n\nIntroduction\nIt allows to keep the for infinity for focus\nMade of metal\ncolor : black\n\nPackage Included:\nT2 lens to m42 Adapter x 1\n\nNote:\n1. Due to the light and screen difference, the item's color may be slightly different from the pictures.\n2. Please allow 0.5-2cm differences due to manual measurement."]