This Macro Extension Tube Set includes 3 extension tubes:13mm,21mm,31mm

This macro extension tube set is suitable for all Canon EF EF-S and IS series lenses. Transform your Lens into a Macro Lens,such as Rebel X, Rebel XT, Rebel XTi, Rebel XSi, 1100D, 700D, 650D, 600D, 550D , 500D, 450D, 400D, 350D, 300D, 100D, 70D, 60D, 50D ,10D, 20D, 30D, 40D, 5D ,1D-X, 1D, 1Ds, 1D mark II, 1Ds mark II, 1D mark III, 1Ds mark III , 5D mark III,30/33/30V,50/55, kissIII, kissIIIL,100,10, 300V, 300X, 300VQD

Moves the lens from the film or digital sensor. The closer the focus is, the greater the magnification

This extension tube does not affect image quality as there is no optics inside

In comparison, a close up filter is often blamed for degrading the quality of image. Auto-focus function can operate