[. . . ] Attaching and Detaching the Lens To attach the lens (See illustration ???. ??????????? 1 2 Remove the rear and front lens caps and the camera body cap. [. . . ] With the camera, remove the lens hood to avoid blocking the flash light. ? After the camera focuses in auto focus, you can make a fine adjustment manually. For details on mode settings, refer to the instruction manual supplied with the camera. Specifications Product name (Model name) Focal length (mm) 35mm equivalent focal length *1 (mm) Lens groups-elements Angle of view 1*2 Angle of view 2*2 Minimum focus*3 (m (feet)) Auto focus Manual focus Maximum magnification (X) Minimum aperture Filter diameter (mm) Dimensions (maximum diameter height) (approx. Precautions common to all lenses such as notes on use are found in the separate ?Precautions before using?. The FE 28mm F2 is compatible with the range of a 35mm format image sensor. A camera equipped with a 35mm format image sensor can be set to shoot at APS-C size. For details on how to set your camera, refer to its instruction manual. For further information on compatibility, visit the web site of Sony in your area, or consult your dealer of Sony or local authorized service facility of Sony. * ?????????????? *1 This is the equivalent focal length in 35mm format when mounted on an Interchangeable Lens Digital Camera equipped with an APS-C sized image sensor. *2 Angle of view 1 is the value for 35mm cameras, and angle of view 2 is the value for Interchangeable Lens Digital Cameras equipped with an APS-C sized image sensor. *3 Minimum focus is the distance from the image sensor to the subject. [. . . ] To reduce this phenomena (called vignetting), close the aperture by 1 to 2 stops. Identifying the Parts 1 Lens hood index 2 Focusing ring 3 Lens contacts* 4 Mounting index * Do not touch the lens contacts. [. . . ]