Pentax Optio H90 White Optio H90 Orange Optio H90 - Page 70

Taking Pictures Using the Shutter Release Button The shutter release button works in a two-step action as follows. Press halfway This refers to pressing the shutter release button gently to the first position. This locks the focus setting and the exposure. The green focus frame lights on the display when the shutter release button is pressed halfway and the subject is in focus. If the subject is out of focus, the frame turns white. 3 Press fully This refers to pressing the shutter release button all the way down to the fully depressed position. This takes a picture. Not pressed Pressed halfway Pressed fully (first position) (second position) Poor focusing conditions The camera may not be able to focus under the following conditions. In these cases, lock the focus on an object the same distance away as the subject (by pressing and holding the shutter release button halfway), then aim the camera at your subject and press the shutter release button fully. • Objects that lack contrast such as a blue sky or white wall • Dark places or objects, or conditions that prevent light being reflected back • Horizontal lines or intricate patterns • Fast moving objects • When there is an object in the foreground and an object in the background in the captured area • Strongly reflected light or strong backlighting (bright background) 68