Item Type: Extension Tube Set Material: Plastic+Alloy Color: Black Working Length: Approx. 10mm+16mm/0.4in+0.6in Weight: Approx. 70.0g/2.5oz Type: Auto Focus Mount: NEX Mount Fit for Sony A3000/A6500/A6300/A6400/A6000/A5100/A5000 NEX Mount Camera How to use: 1. Align the identification point of the lens mount with the identification point of the extension tube and rotate it clockwise. When you hear a "click" sound, it means the lens has been installed in place 2. Align the identification point on the lens extension tube with the extension tube to the identification point on the body, and rotate clockwise when you hear a "click" sound, it means it is installed in place 3. Press and hold the camera lens release button and rotate it counterclockwise to remove the lens together with the extension tube 4. Rotate counterclockwise, the extension tube can be removed from the lens Package List 1 x 10mm Extension Tube 1 x 16mm Extension Tube 1Contains 10mm and 16mm extension tube of different lengths, which can be used alone or in combination to obtain the required magnification. 2With electronic contacts to support for automatic focusing and automatic exposure, etc. 3Metal mount, fine workmanship, high precise, wearresistant and durable, and will not damage the lens and camera. 4It can be matched with the body's for TTL metering and for AE mode, autofocus, adjustable aperture. 5With the extension tube, the body and the lens are linked, fit for Sony A3000/A6500/A6300/A6400/A6000/A5100/A5000.