#1	Compatible with Canon EOS EF will not mount EFS lenses on Samsung NXmount mirrorless cameras Infinity focus or beyond allowed
#2	Enhanced craftsmanship and hightolerance construction for demanding professionals Integrated aperture iris for incoming light adjustment
#3	Precise fit and solid connection lens has no play gap or wiggling when mounted on adapter and no adjustments required
#4	Precision allmetal construction for secure and solid fit
#5	Limited 2Year Manufacturer Warranty