<p>Transfer ring function：</p> <p>1. First, set it in the camera menu: turn on "no lens shooting", and you can use the adapter ring.</p> <p>2. Use LCD to focus, all are manual focusing.</p> <p>3. Focusing function can be achieved by using MF zoom-in function and 7 or 14 times zoom-in function.</p> <p>4. Use M or A mode to shoot.</p> <p>5. Focus at infinite distance.</p> <p>Description：</p> <p>This adapter gives you the ability to use your irreplaceable prime lens and saves you the cost of purchasing new lenses </p> <p>The adapters are precision made to insure the perfect fit. </p> <p>Allows focus infinity. </p> <p>Diaphragm control of the lens is set manually. </p> <p>High quality and compact. </p> <p>Material: Made of brass and aluminum  </p> <p>Color: Black </p> <p>Brand new and high quality</p> <p>Suitable for</p> <p>Lens: for M42 Lens</p> <p>Camera: for Sony NEX Mount Camera: for Sony Alpha a7, a7r, NEX-3, NEX-5, NEX-C3, NEX-5N, NEX-7, NEX-F3, NEX-5R, NEX-6, NEX-VG10, NEX-VG20, NEX-VG30, NEX-VG900, NEX-FS100, NEX-FS700, NEX-EA50(including, but not limited to) </p> <p>Package Included：</p> <p>1pc x Mount Adapter Ring M42-NEX</p> <p>A lens cloth will be sent as a GIFT at random color. </p>