Sony DSLR-A300K/N Instruction Manual - Page 73

Using the shooting function Subjects that may require special focusing: Using the autofocus, it is hard to focus on the following subjects. In such cases, use the focus lock shooting feature (page 73) or manual focus (page 75). • 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 located on the top of 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. * The image sensor is the part of the camera that acts as the film. Note • If the subject is closer than the minimum shooting distance of the attached lens, the focus cannot be confirmed. Make sure you put enough distance between the subject and the camera. Shooting with your desired composition (Focus-lock) 1 Place the subject within the AF area and press the shutter button halfway down. 73