Olympus E10 E-10 Instructions (English) - Page 66
Using Autofocus AF
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Using Autofocus (AF) When autofocusing operates, the camera focuses the subject automatically. When the subject is in focus, the AF correct mark in the viewfinder lights. MF AF 1 AF target mark Focusing is conducted on the subject covered by this mark. 1 Set the focus mode switch to AF (autofocus), as shown by the arrow in the illustration on the left. 2 Look through the viewfinder and point the camera to cover the subject with the AF target mark in the center of the viewfinder. If you are using the monitor to compose the picture, make sure that the subject is centered in the monitor. 3 Half-press the shutter button. When the subject is in focus, the camera beeps and the AF correct mark in the lower left corner of the viewfinder lights. When the AF correct mark blinks. (© 66) 4 Full-press the shutter button to take the picture. When the subject is in focus, the camera beeps and the AF correct mark lights. How autofocus operates Infrared light emitted from AF port is used to estimate the approximate distance from the camera to the subject. This information is used to roughly focus the image of the subject by moving the lens, and then more precise focusing is conducted by the part of the CCD that receives the light from the lens. When the subject is in focus, the AF correct mark in the viewfinder lights. However, with some subjects, dark subjects or subjects of low contrast, the CCD may not operate accurately, so focusing is conducted only with the infrared light emitted from the AF port. In this case, the picture can be taken while the AF correct mark in the viewfinder is blinking. With the macro mode mark or conversion lens mark displayed in the control panel, focusing is performed only with the CCD. AF port The infrared light emitted here meters the distance to the subject 1 (1st stage focusing). CCD 2 Move the lens to a position for focus based on the light passing through the lens (at 2nd stage, the AF correct mark in the viewfinder 64 lights).