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........................... .......................... .................................... ..................................... ................................ ............................ ............................ ..................... ............................ ..... ......................... ...............(APS-C.......... ....).........35mm............ .... . .........DT 50mm F1.8 SAM.......... ....... . ................................ ............ . ................................ .... ............ . ................1m.............. ................................ ...................... . ......*.................*....... .............*......... * ............................... ........ ........ . ................................ ...................1~ 2........... ... . ...... 1….........2….....3…..... 4…........5…............. 6…...... . ........../....... ......(.....–...) 1 ......................... .. . ..............(1).(2).2........../ ........... 2 ..............(......).... .......................... ......................... . .............................. ......... . ................... .......(.....–...) ........................... ............ . ........ AF(........)................... .. . ................................ ....... . .............................(.. ................................ ................................ ...................). . ....AF/MF.....AF/MF................ (AF/MF............................ ................................ ...........). MF(..........)................ ......................(...... .). . ............................... AF(........) / MF(..........).... . AF(........) /MF(...........)..... ............................. .............(...).AF.......... .. . MF......................MF........ ................................ ....... ........MF....... ........................(.)... ....................MF....... ............................. English You will find information on using lens in this manual. Precautions common to lenses, such as notes on use will be found in “Precautions before using” on a separate sheet. Be sure to read both documents before using the lens. This manual is for use with several different lenses. This lens is designed for Sony . mount cameras (models equipped with APSC sized image sensor). You cannot use on 35mm-format cameras. . The DT 50mm F1.8 SAM is used for illustrations in this book, unless otherwise mentioned. Notes on use . When you carry the camera with the lens attached, make sure to hold both the camera and the lens steadily. . Do not hold by any part of the lens that protrudes when focusing. Precautions for flash use . When using a built-in camera flash, make sure to shoot from at least 1m (3.3 feet) away from your subject. 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. . When using the Ring Light* or Macro Twin Flash Kit*, use the Macro Light Adaptor*. * Ring Light, Macro Twin Flash Kit and Macro Light Adaptor are sold separately. 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. . Names of parts 1…Focusing ring 2…Distance scale 3…Distance index 4…Lens contacts 5…Focusing mode switch 6…Mounting index . Attaching/detaching the lens To attach the lens (See illustration .–..) 1 Remove the rear and front lens caps and the camera body cap. . You can attach/detach the front lens cap in two ways, (1) and (2). 2 Align the orange index on the lens barrel with the orange index on the camera (mounting index), then insert the lens into the camera mount and rotate it clockwise until it locks. . Do not press the lens release button on the camera when mounting the lens. . Do not mount the lens at an angle. To remove the lens (See illustration .–..) While pressing and holding the lens release button on the camera, rotate the lens counterclockwise until it stops, then detach the lens. 4-157-876-01(1) ©2009 Sony Corporation Printed in Japan SAL50F18/SAL30M28 .............../ Lens for Digital Single Lens Reflex Camera/ Objectif pour appareil photo numerique reflex a objectifs interchangeables/ DT 50mm F1.8 SAM ...../Operating Instructions/Mode d'emploi/Manual de instrucciones/ . DT 50mm F1.8 SAM .... Specifications ... (..) 35mm. ......*1 (mm) ... ... ..*1 .. ....*2 (m) ...... (.) .... ...... (mm) ....(.... ..)(.:mm) ..(.:g) Name (Model name) Equivalent 35mmformat focal length*1 (mm) Lens groupselements Angle of view*1 Minimum focus*2 (m (feet)) Maximum magnification (X) Minimum f-stop Filter diameter (mm) Dimensions (maximum diameter . height) (approx., mm (in.)) Mass (approx., g (oz.)) DT 50mm F1.8 SAM (SAL50F18) 75 5-6 32° 0.34 (1.12) 0.2 f/22 49 70.45 (2 7/8 . 1 13/16) 170 (6) DT 30mm F2.8 Macro SAM (SAL30M28) 45 5-6 50° 0.129 (0.42) 1 f/22 49 70.45 (2 7/8 . 1 13/16) 150 (5 1/4) *1 ....35mm.........