• 0.7x optical glass lens adapter, reduce images to 0.7x of focal length: e.g. 50mm x 0.7 x 1.5 = 54mm on APS-C sensor.
• Glass designed from IB/E Optics in Germany.
• Suitable for M42 (42mm x 1.0) mount lenses and Sony E mount APS-C mirrorless camras.
• Support focusing infinity.
• Takumar • Carl Zeiss Lenses