A common use of this technique occurs when takes a snapshot of two people nearby and there is space between their heads, if you are not careful the camera will focus on the wall or behind trees. If the background is very dark or very light exposure will be altered and show faces too dark or too clear.-go to exhibition. 8 The closing speed closing speed is important when Displays objects that move, it is good to set the camera to the closing speed priority mode. This happens when you choose the closing speed and the camera chooses the opening appropriate to light reading.-go to openings and closing speeds. 9 Openings if depth of field is important to either make sure that everything is focused or remove some of the focus, select your camera aperture priority mode.
In this mode you select the aperture and the camera selects the speed of closing depending on the available light.-go to openings and closing speeds. 10 Neutral density filters if it is pulling photos under bright light and you want to restrict the depth of field, use a neutral density in front of the lens filter to reduce the light that enters it. They are available in various densities, 2 x, 4 x, 8 x etc. Each cutting light by half, a quarter, eighth, etc. In extreme circumstances you can put a couple of them together. Although they are neutral density filters and should not create any effect on the color balance, if you use two or more together you may need to correct the color when printing-go to openings and closing speeds. Geoff Lawrence has been a professional photographer for many years, now has a website that offers notices to people who want to improve their photography. Original author and source of the article