??? ???? ?? ???? ????. ??? ?? ???? ??? ?? ??, ?? ???? ????.????? ????? ???????>??????? ???? ?? ?????.A lens will most frequently have an aperture adjustment system, normally an iris diaphragm, to regulate the amount of light that passes. In early digital camera types a rotating plate or slider with different sized holes was used. These Waterhouse s

How focal size impacts photograph composition: adjusting the camera's length from the key matter even though modifying focal duration, the primary subject can continue being exactly the same dimension, while the other at a unique length changes measurement. The two fundamental parameters of an optical lens tend to be the focal length and the most a

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?? ?? ???? ?? ??? ???? ???? ????, ?? ?????? ?? ? ?? ????? ??? ???? ?? ??? ??? ? ??.The lens ordinarily is targeted by adjusting the space in the lens assembly for the graphic aircraft, or by relocating aspects of the lens assembly. To boost efficiency, some lenses Have got a cam procedure that adjusts the gap involving the groups because the lens i

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