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Between all the filters for Photoshop the more essential is the Unsharp mask.This instrument has two fundamental goals:1°) In the photos normal, used with a setting soft, helps to increase the feeling of sharpness of image.2°) In photo slightly sharp, used with Settings more accentuated allows to recreate the feeling of focus exact.Opening Photoshop, is situated in Filters > Contrasts >

One of the fundamental post-production tools is the setting of contrast and brightness tool.To set contrast and brightness is a necessary step, especially for those who use the Bridgee or Reflex kind of camera, they shoot with a contrast and a brightness wich is lower than the average one (unlike compact cameras,made for 'ignorant' users) to give the photographer himself the opportunity to set