Updated November 2014. Why buy a digital SLR? So you've decided to invest in a new digital camera and have made your mind up that you want to step up to a digital SLR. ATP is the one stop shop for All Things Photography including photo and video tips, training, accessories, reviews, iPads, gadgets, camera phones.the lot! Welcome to the Digital Photography Review discussion forums. The original and the best digital photography forums established January 1999. Discover all the latest digital photography tips and techniques New to the world of the Digital SLR and or photography? New to 35mm photography? This is a simple guide to the Digital SLR including what all those buttons do! Digital photography is a form of photography that uses cameras containing arrays of electronic photodetectors to capture images focused by a lens, as opposed to an. The term Full Frame is used by D-SLR users as a short-hand for an image sensor which is the same size as 35mm format (36×24 mm) film. Historically, 35 mm was. A very easy and pleasant experience. You have an excellent website and this is the second camera I have purchased from you. I'll be back! Sue W DAVID BUSCH'S NIKON D810 GUIDE TO DIGITAL SLR PHOTOGRAPHY is a complete resource and reference for the Nikon D810, the new 36 megapixel model featuring a new sensor. Digital photography reviews: digital camera reviews, black and white fine art photography, photography equipment (tripod heads, light stands, flash, macro photography.