Sony ILCE-9M2 Operating Instructions - Page 116

AE lock When the contrast between the subject and background is high, such as when shooting a backlit subject or a subject near a window, meter the light at a spot where the subject appears to have the appropriate brightness and lock the exposure before shooting. To reduce the brightness of the subject, meter the light at a spot brighter than the subject and lock the exposure of the entire screen. To make the subject brighter, meter the light at a spot darker than the subject and lock the exposure of the entire screen. 1 Adjust the focus on the spot at which the exposure is adjusted. 2 Press the AEL button. The exposure is locked, and (AE lock) is displayed. AEL button 3 Keep pressing the AEL button and focus on the subject again, then shoot the picture. ••Keep holding the AEL button down while taking a shot if you want to continue shooting with the fixed exposure. Release the button to reset the exposure. Hint ••If you select the MENU  (Camera Settings 2)  [ Custom Key] or [ Custom Key]  [AEL Button]  [AEL toggle], you can lock the exposure without holding down the button. Note ••[ AEL hold] and [ AEL toggle] are not available when using zoom functions other than optical zoom. GB 116