Exposure is a critical element that determines what is actually recorded on film or the image sensor. There are three adjustable elements that control the exposure - ISO, Aperture and Shutter Speed.
Using Optical Character Recognition (OCR) software scanned documents can be converted to a text file and edited in MS O ffice. Scanned files can be sent as e-mails, SNS(Facebook, Twitter, Flickr), and via smartphones…
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