Automatic mode is a canon eos 350d battery very simple exposure mode, in this mode, the camera decided all aspects of the set, including exposure metering modes autoflash aperture and shutter,,, and white balance, concentration, the photographer just in composition, focus, and then at the right time to press the shutter will do. In this mode, usually can take photos of the normal out of the picture, but does not guarantee to obtain the photographer to screen, so used in photography beginners and in emergency situations like person you may when used.

In the program automatic mode, the camera canon eos 450d battery can be automatically set aperture and shutter data combination, but also different in automatic mode. Program automatic mode, can also turn the dial the plate change the combination of exposure data, to meet the needs of different shooting. For example, if think the camera itself set of the depth of field is not big enough, can you adjust large aperture, this time the chance to be automatic increase in shutter speed, to maintain the same exposure.

And, in this mode can also of metering modes, and white balance, mode, exposure compensation of adjustment, as is the use of built-in flash by the photographer canon eos rebel t1i battery to decide whether to open.

The manual mode from the photographer to controls the whole camera Settings, such as the separate adjust aperture value, shutter speed, mode, exposure compensation and so on, until the need to satisfy his shooting so far. The advantages of the manual mode is the photographer canon eos rebel t2i battery to control exposure conditions can be to assert their work, so as to produce excessive exposure, or the lack of visual result, it is often used the photographer of the shooting model, this model in the camera on the mode of the general says for "M".




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