Neewer Auto Focus Metal Bayonet Macro Extension Tube Set for Canon DSLR Cameras Such as EOS 1d,1ds,Mark II,III,IV,5D Mark II,7D,10D,20D,30D,40D,50D,300D,350D,400D,450D,500D,550D,650D,700D,1000D

Macro Extension Tube moves the lens farther from the film or digital sensor. The farther away the lens is, the closer the focus, the greater the magnification. This extension tube set does not affect image quality as there is no optics inside. In comparison, close-up filters are often blamed for Read more...