M Manually Setting the Shutter Speed and Aperture

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Shooting ModeM

You can manually set the shutter speed and aperture to shoot images.

• When you press the shutter button halfway, the difference between the standard exposure* and the selected exposure appears on the LCD monitor. If the difference is more than ±2 stops, "-2" or "+2" appears in red.

* Standard exposure levels are calculated by measuring light according to the currently selected metering mode.

• If you wish to change the exposure, select shuttc speed or aperture using the ^ button, then adjust the value using the + or + button.

• If the zoom is adjusted after these values are set, the aperture value may change in accordance with the zoom position.

• The LCD monitor's brightness matches the selected shutter speed and aperture value.

When you select a fast shutter speed or shoot a subject in a dark place, the image will always be bright if the flash is set to HE3 (Flash on, with red-eye reduction) or H (Flash on).

• For the correlation between aperture value and shutter speed, see page 42.

Selecting an AF Frame

Shooting Mode

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The AF frame indicates the area of the composition on which the camera focuses. You can set the AF frame in the following ways.

LCD monitor display

Menu selection


□ □ □ □ □ □ □ □ □


The camera automatically selects between 9 AF frames to focus on according to the shooting conditions.

□ □ □ □ □ □ □ □ □


The camera focuses using the center AF frame. This is convenient for making sure the focus is exactly where you want it.

(Manual setting)

Mode dial: P/Tv/Av/M You can move the AF frame manually to the desired position. This is convenient for focusing accurately on your chosen subject to obtain the composition you desire.

H (Ree.) Menu^[AF Frame] »[AiAF]/ [Center]/[FlexiZone].

See Menus and Settings (p. 23).

► The focus is locked to the center AF frame when the digital zoom is used.

► [FlexiZone] cannot be selected when the LCD monitor is off.

► The AF frame appears as follows (when the LCD monitor is on) when the shutter button is pressed halfway.

- Green : Shooting preparations complete

- Yellow: Focusing difficulty*

* It will not be displayed when the AF frame is set to [AiAF],

Selecting an AF Frame Manually (when [FlexiZone] is selected)


Turn on the LCD monitor


Press the S button several times until the AF frame turns green.

• Depending on the shooting mode, you can switch between the following setting options by pressing the H button.


Exposure compensation/AF frame


Shutter speed/Exposure compensation/AF frame


Aperture value/Exposure compensation/AF frame


Shutter speed/Aperture value/AF frame


Use the * or * button to move the AF frame to the desired position and press the g button.

• If you hold down the Q button, the AF frame will return to the original position (center) (at the same time, the setting options will switch as shown in the above table).

• When [Spot AE Point] is selected as the light metering mode, you can use the selected AF frame as the Spot AE Point (p. 53).

• It cannot be selected while manual focus is being used (p. 48).

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  • Sheryl
    How to change aperture on a620?
    1 year ago

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