[. . . ] Focusing To set AF/MF (auto focus/manual focus) and Focus range (AF range) The focus mode can be switched between AF and MF on the lens. To shoot in AF mode, set the focus mode to AF both on the camera and lens, and select the focus range (AF range) on the lens. You can shoot in MF mode when either the camera or the lens or both are set to MF. [. . . ] ??????????? Notes on use ??When using this lens with an E-mount camera, attach Shooting at infinity in MF The focusing mechanism turns slightly past infinity to provide accurate focusing under various operating temperatures. Do not attach the lens directly to the E-mount camera or you may damage both. ??When you carry the camera with the lens attached, make sure to hold both the camera and the lens steadily. ??This lens is not water-proof, although designed with dust-proofness and splash-proofness in mind. ) While the focus-hold button is pressed, auto focus function is suspended and the focus is fixed for shooting. ??The function of the focus-hold button can be changed on cameras with custom function capability. Precaution for flash use When using a built-in camera flash, make sure to remove the lens hood. With certain of lens/flash combinations, the lens may partially block the light of the flash, resulting in a shadow at the bottom of the picture. Specifications 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)) Maximum magnification () Minimum f-stop Filter diameter (mm) Dimensions (maximum diameter height) (Approx. Vignetting When you use lens, the corners of the screen become darker than the center. To reduce this phenomena (called vignetting), close the aperture by 1 to 2 stops. Attaching/detaching the lens To attach the lens (See illustration ???. AF-A??????2???????????????? 1 Remove the rear and front lens caps and the camera body cap. ??You can attach/detach the lens front cap in (1) (2) 2 two ways, (1) and (2). [. . . ] Included items Lens (1), Front lens cap (1), Rear lens cap (1), Lens hood (1), Lens case (1), Set of printed documentation Design and specifications are subject to change without notice. Company names and company product names are trademarks or registered trademarks of those companies. ) While pressing and holding the lens release button on the camera, rotate the lens counterclockwise until it stops, then detach the lens. [. . . ]