Technical Details: Kit includes: Camera Mount Coupling Adapter, Lens Mount Coupling Adapter, Extension Tube 1, Tube 2, Tube 3 *All Metal Construction *Any combination for various Macro Effect.You can use the camera mount coupling adapter and lens mount coupling adapter alone or with

Technical Details: Kit includes: Camera Mount Coupling Adapter, Lens Mount Coupling Adapter, Extension Tube 1, Tube 2, Tube 3 *All Metal Construction *Any combination for various Macro Effect.You can use the camera mount coupling adapter and lens mount coupling adapter alone or with combination of any or all three extension tubes for extreme Macro photography. Since there is no other optical components been added, the image preserve the original optical property of the lens. This is a much desired way to turn your existing lens into a MACRO LENS.Package includes: 1 set of (5pc) Macro Extension Tube for Canon.