Sony A900 Instruction Manual - Page 59

Using the shooting function • You can set the function of the "A" position of the focus mode lever to DMF (Direct Manual Focus) with [AF-A setup] in the Recording menu (page 63). Focus indicator Focus indicator z lit lit lit z flashing Status Focus locked. Ready to shoot. Focus is confirmed. Focal point moves following a moving subject. Ready to shoot. Still focusing. You cannot release the shutter. Cannot focus. The shutter is locked. Subjects that may require special focusing: Using the auto focus, it is hard to focus on the following subjects. In such cases, use the focus lock shooting feature (page 61) or manual focus (page 62). • A subject that is low in contrast, such as blue sky or a white wall. • Two subjects at different distances overlapping in the AF area. • A subject that is composed of repeating patterns, such as the facade of a building. • A subject that is very bright or glittering, such as the sun, the body of an automobile, or the surface of water. To measure the exact distance to the subject The mark on the camera shows the location of the image sensor. When you measure the exact distance between the camera and the subject, refer to the position of the horizontal line. 59