【User Instraction】: This is a FULL MANUAL lens, NO Electronic Contacts, your camera will not detect the lens when mounted, please set the "Release w/o Lens" option in the camera menu to "Enable". Tips to use our Manual Lens: 1) Set the Release w/o Lens option in the camera menu to Enable. 2) Set the mode dial to Manual (M). | 【Versatile Portrait Lens 85mm】: As a portrait lens, the 85mm lens makes it easy to take half- and full-body shots. It can also take close-ups of faces. Ideal for street photography. | 【Large F1.8 Aperture】: The large 1.8 aperture lens delivers fantastic background bokeh. Large aperture with pleasing bokeh to further enhance shallow depth-of-field images. | 【Manual Focus】: Please rotate the focus ring of the lens to achieve focus. Manual camera lenses cannot display the aperture value in the camera. Shutter speed and ISO need to be adjusted to take a beautiful photo, so it is recommended to use it at "M". | 【E mount Lens for Sony Mirrorless Cameras】: 85mm F1.8 Manual Portrait Lens Compatible/Replacement for Sony A7C A7R A7S A7 A9 Alpha a6700 a6600 a6500 a6400 a6300 a6100 a6000 a5100 a5000 a3000 NEX-7 NEX-6 NEX-5T NEX-5R etc. | 【Note】: Our lenses are thoroughly checked and if they don't work, it's basically an operational and setup issue. Please feel free to contact us for more information on the settings and using. Meanwhile, manual lenses all need to be used by buyers with shooting experience. It is not recommended for beginners.