ISO: 12800
Exposure: 1/60 sec
Aperture: 7.1
Focal Length: 100mm
Flash Used: No
Kenko Extension Tube : also called Extension rings are extremely useful in macro photography. they dont contain any glass elements and are hollow. what they do is, move the lens farther from the image plane.
They are placed in between the camera body and the lens.
The Kenko Extension DG set consists of 3 rings or tubes at 12 mm, 20 mm and 36 mm, which can be used either singly or in combination depending on the magnification required.
