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Focus Stacking for Macro Photography - Part 1 - Photo Insomnia
Focus Stacking is a technique where you can combine various images where your subject is not in it entirety, completely in focus in one single image but by combining a series of images where different parts of the subject are in focus you can get the complete subject in focus. Very commonly this technique is used in Macro or Close Up photography where depth-of-field (DOF) is very shallow. Now you might be wondering well if you shoot at F16 or F22 or whatever maximum Aperture your lens can support can’t you get the complete subject in focus? And you are probably correct because the DOF will increase as the Aperture (F number) is increased. However there is a drawback of this method. The problem is then your exposure time will increase considerably as high Aperture means less amount of light is going through the lens. Also, the second challenge you’d …