This extension tube consists of 5 parts:
Camera Body Mount Adapter
Lens Mount Adapter
9mm tube (Tube 1)
16mm tube (Tube 2)
30mm tube (Tube 3)

NOTE: There are no electrical contacts in the extension tubes. Exposure and focus have to be adjusted manually.
Aperture control is not available if you use a lens which does not allow you to manually adjust the aperture (Without an aperture ring)

Package Included:
1 x Macro Extender Tube

• This Macro Extension Tube Set for Canon enables the lens to focus at closer distances and produce higher magnification.
• The 3 extension tubes can be added between the camera and the lens.
• Extension tubes are metal tubes with a rear-lens mount at one end and a camera-body mount at the other end. Does not affect image quality as there is no optics inside.
• NOTE: There are no electrical contacts in the extension tubes. Exposure and focus have to be adjusted manually. Aperture control is not available if you use a lens which does not allow you to manually adjust the aperture (Without an aperture ring)

This Macro Extension Tube Set for Canon enables the lens to focus at closer distances and produce higher magnification.ADSRO