1.Support accurate TTL & Autofocus Built-in electric pins
2.Compatible for all EF and EF-S Canon lenses.
3.Combined of 3 tubes with different length of: 13mm, 21mm, 31mm.
4.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
5.Upgraded circuitry to work better with digital SLRs cameras and SLR lenses.4.Made of high-quality Aluminum material that is stronger.
6.Superior lock pin which can tighten the tube joint.
7.Perfect for macro shooting.The closer the focus is, the greater the magnification
8.High quality and compact.
1*Auto AF Macro Extension Tube Set