Sony A900 indicator, the image darker, the locked exposure, To check the exposure of the image, to get the proper exposure, b or B, The metering indicator displays the

2 Press the AEL button to lock the exposure.

(AE lock mark) appears in the viewfinder and on the LCD monitor.

AEL button

3 While pressing the AEL button, recompose the image, if necessary, and shoot the image.

•If you continue to shoot with the same exposure value, press and hold the AEL button after the shooting. The setting is canceled when the button is released.

•You can change the function and operation of the AEL button with [AEL button] in the Custom menu (page 118).

To check the exposure of the image
Hold down the AEL button and place the	Spot metering circle
spot metering circle on the spot where the
lighting is contrasted from the subject.
The metering indicator displays the
degree of exposure difference, zero being
the locked exposure.
Shifting to the + side makes the image
brighter, and shifting to the – side makes
the image darker.
When the image is too bright or too dark
to get the proper exposure, b or B
appears or flashes at the end of the
indicator.

72