Pentax Optio RZ18 White Operation Manual - Page 117

Taking Pictures • When the shutter release button is pressed halfway, the brightness is metered and the exposure is determined. • When the subject is outside the focusing area and you want to use N (Spot AE metering), aim the camera at the subject and press the shutter release button halfway to lock the exposure, then compose your picture again and press the shutter release button fully. • Depending on the selected shooting mode, the AE metering setting may not be changed. Refer to "Functions Available for Each Shooting Mode" (p.228) for details. • If you change the [AE Metering] setting frequently, you can save time by assigning it to the Green button (p.123). 3 Saving the AE Metering setting 1p.131 Setting the Sensitivity You can select the sensitivity to suit the brightness of the surroundings. AUTO The sensitivity is automatically adjusted by the camera. (Sensitivity 80 - 1600) 80 The lower the sensitivity, the less noise that affects the image. The 100 shutter speed will be slower in low light conditions. 200 400 800 1600 3200 6400 Higher sensitivity settings use faster shutter speeds in low light conditions to reduce camera shake, but the image may be affected by noise. 1 Press the 3 button in A mode. The [A Rec. Mode] menu appears. 2 Use the four-way controller (23) to select [Sensitivity]. 3 Press the four-way controller (5). A pull-down menu appears. 115