Auto Focus AF TTL Extension Tube Ring 12mm 20mm 36mm Set Metal Mount with Covers for Canon EF EF S 35mm Lens DSLR Camera

Feature: 1. Auto Focus extension tube, designed for for Canon EF EF S 35mm lens to shoot at closer distance with higher magnification. 2. With camera of TTL,AE(through the lens, automatic exposure)type it gives perfect coupling except when combined with electronic flash AE unit. 3. Combined with 3 tubes in different length: 12mm, 20mm, 36mm, can be used in any combination or individually to obtain the different magnification. With camera of TTL,AE(through the lens, automatic exposure)type it gives perfect coupling except when combined with electronic flash AE unit. 4. Superior lock pin which can tighten the tube joint. 5. Comes with 2 covers for protection. 6. Perfect for macro shooting of small subjects, insects or flowers. 7. Combined with 3 tubes in different length: 12mm, 20mm \u0026 36mm, can be used in any combination or individually to obtain the different magnification. 8. With camera of TTL, AE (through the lens, automatic exposure) type it gives perfect coupling except when combined with electronic flash AE unit. 9. Superior lock pin which can tighten the tube joint. Comes with 2 covers for protection. 10. For Canon EF EF S 7D 6D 5D 60D 70D 80D 77D 750D 800D 760D 1300D DSLR Camera 11. Canon EF EF S lens to shoot at closer distance with higher magnification,the closer the focus is, the greater the magnification 12. 3 Kinds of Tube Distance:12mm, 20mm \u0026 36mm,it can be used in alone or any assembly,can achieve 7 different kind of magnification and work perfectly with camera\u0027s auto focus. 13. You need to put the focus to its lowest point and use the zoom as the focus. You also need to move back and forth until you get a clear crisp picture. 14. There are 2 protection cover ,it protect tube ring in perfectly. Specification: This macro extension tube set is suitable for Canon EF EF S 35mm Lens. Features: Auto Focus extension tube, designed for Canon EF EF S 35mm lens to shoot at closer distance with higher magnification. Combined with 3 tubes in different length: 12mm, 20mm & 36mm, can be used in any combination or individually to obtain the different magnification. With camera of TTL, AE (through the lens, automatic exposure) type it gives perfect coupling except when combined with electronic flash AE unit. Superior lock pin which can tighten the tube joint. Comes with 2 covers for protection. Perfect for macro shooting of small subjects, insects or flowers. Specifications: Color: black Suitable for: Canon EF EF S 35mm Lens Material: Metal & plastic Macro tube size: Approx.6.8 * 7.4cm 2.7 * 2.9in (D * H) Macro tube weight: 123g 4.3oz Package size: 9.5 * 6.8 * 6.8cm 3.7 * 2.7 * 2.7in Package weight: 89g 3.1oz Package List: 1 * Extension Tube Set (12mm, 20mm & 36mm) 2 * Cover 1 * User Manual(English & Chinese) Package List: 1 * Extension Tube Set (12mm, 20mm & 36mm) 2 * Cover 1 * User Manual(English & Chinese)