MEIKE MK-S-AF3A AF Auto Focus Macro Extension Tube Adapter Ring (10mm+16mm) for Sony Mirrorless E-Mount FE-Mount A7 NEX Camera A7 A7II A7M2 NEX3 NEX5 NEX6 NEX7 A5000 A5100 A6000 A6300 A6500 A9 A6400;

Features
The extension tube is designed for Sony mirrorless camera lens mounting at a
higher magnification at a closer distance. The adapter consists of two loops
of different lengths, and can be used alone or in combination.It allows
you to use all the shooting modes of the camera and requires exposure compensation.
The closer you zoom in on your subject (making it look larger in the viewfinder
and picture).When using an extension tube (10 mm or 16 mm) or a
combination (10 mm + 16 mm = 26 mm), the focal length of the lens should be
greater than the tube length (10 mm 16 mm or 26 mm).
Size/Weight :∅ 57 x 10mm / 48g (approx.)
Size/Weight :∅57x 16mm / 70g (approx. )