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Graduated Neutral Density (GND) Graduated ND filters are utilized to decrease the contrast distinction of a structure. As soon as, they permit for a healthy image; they are the filters most utilized by landscape professional photographers to yield both unified skies and in-depth foregrounds at. With these filters, images which are difficult to acquire in digital post-processing can be developed. How to utilize a Gradual Neutral Gray filter? To choose which filter density to utilize, you simply have to determine – area determining with your video camera or with a different spot-meter – the clear zone where you want to keep the information and the zone that will be utilized for the last direct exposure. Count the number of stops distinction – at continuous speed. For a 2 stops distinction you will require a density of 0.6 (ND4) Take care to regulate your result depending upon the topic; for instance, a reflection should be less brilliant than its source. Depending on the method that the zone separating light and shadow provides itself, you will select either a long or brief shift zone filter You should then change the filter – close the diaphragm as much as possible by pushing the depth of field sneak peek button to much better see the shift zone in the viewfinder while changing the filter vertically up until its shift zone corresponds completely with the light strength line of your framing. The result of the filter depends both on the lens and on the diaphragm setting. The more the aperture is minimized, the more the result of the finished shading will be obvious. Keep in mind that the capture settings has an influence on exactly what the filter can do Expose for the foreground. With experience, you will figure out at a look the filter you have to utilize and it will just take you a couple of seconds to change it effectively with accuracy. The very best practice would be to constantly bring the 3 densities to fit practically any lighting condition.