K&F CONCEPT EF EF-S to EOS R Lens Mount Adapter, Manual Adapter for Canon EOS EF EF-S Mount Lens and for Canon EOS R Mount Camera

• Lens mount adapter compatible with Canon EF EF-S lens to Canon EOS R Mount SLR Cameras; infinity focus or beyond guaranteed
• High-quality copper and aluminum alloy ;High precision and durable. Red dot mark, accurate alignment, Install and remove smoothly.
• Manual Focus: Full manual control, Diaphragm control of the lens is set manually. Supports manual control, manual focus, manual exposure and focus to infinity;
• First Use: Enable the setting of your camera as "release shutter without lens" when first use with a manual adapter, otherwise the camera will not recognize your lens and cannot take pictures.
• Please note: Infinity focus position：the position of the infinity mark 【∞】of the telephoto lens or super telephoto lens is shifted slightly to the positive side to enable focus adjustment even when focus shift is caused due to temperature changes.The shift range is denoted by an L-shaped line, Be sure to check the focus through the viewfinder even when you shoot at infinity.

<b> Please consult us of your lens and camera mount before purchase to get a 100% right product </b><br> <br> <b>Suitable for: </b><br> Lens: Canon EOS EF EF-S mount lens <br> Camera: Canon EOS R Mount SLR Camera <br> <br> <b>Note: </b><br> <b> 'No Lens Attached' - Warning Message Appears </b><br> If your camera indicated "lens is not properly installed", please modify the camera menu settings. Usually called the "release the shutter the lens is not installed", you can modify the settings to be allowed. Specifically refer to the camera manual <br> <br> Infinity focus position: the position of the infinity mark 【∞】of the telephoto lens or super telephoto lens is shifted slightly to the positive side to enable focus adjustment even when focus shift is caused due to temperature changes. The shift range is denoted by an L-shaped line, Be sure to check the focus through the viewfinder even when you shoot at infinity. <br> <br> As Canon's EOS lenses are electronically controlled，most Canon EF mount lenses do not feature a manual aperture ring，so when used on our EOS-EOS R, which is a full manual operation adapter ring, the aperture could not be transfered to the camera, it will stop down to its smallest f/stop by default. <br> <br> <b>After Sales Service: </b><br> Please contact our professional after sales team for video help or technical support in needed<br> <br>