Viltrox Metal Mount Auto Focus Macro Extension Tube Ring Set 12mm 20mm 36mm for Canon EF & EF-S Lens DSLR Camera 760D 700D 90D 80D 70D 5D 6D 7D 1300D Rebel T6 T7 T5 T8i T7i T6i T6s T5i T4i SL3

Description: The AF Extension Tube Set can transform your Lens into a Macro Lens It moves the lens from the film or digital sensor. The closer the focus is, the greater the magnification The 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 This is used by attaching between camera body and lens of the 35mm single-lens reflex camera.It comes as a set of tube of different lengths which singly or in combination makes it usable in 7 different lengths It couples perfectly with the camera's automatic diaphragm. With cameras of TTL, AE(Through-the-lens,Atuomatic Exposure) type it gives perfect coupling except when combined with electronic flash AE unit Specification: Lightweight design Material: Metal(Mount)/ABS(Body) Perfect coupling with TTL.AE Metering Use Individually or Combined Length of tube:12mm+20mm+36mm Notice: while using 3 rings together, we suggest you to use manual focus or Increase the lens focal lengths for it's a little bit difficult to auto-focus with 3 rings together. Compatible : This extension tube is suitable for Canon DSLR/Film SLR/EF EF-S Lens Package Content: Macro Extension Tube Set for Canon When using the extension tubes alone (10mm or 20mm or 36mm ) or combination (10mm+20+36mm=66mm),support AF(Auto-Focus), AF Motor Protection: while using 3 rings together, we suggest you to use manual focus or Increase the lens focal lengths for it's a little bit difficult to auto-focus with 3 rings together, and also protecting your lens motor