Optical Distortion explained

What is the optical distortion? How can you correct it? All tips and all measure you may take to avoid or reduce the optical distortion, explained in plain English.

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Nikon D5100 18-55 VR Kit review

The Nikon D5100 doesn’t have the same friendly handling for newbies as the Nikon D3100 has. The D5100 lacks many of the D7000’s features so it is not a professional camera. Probably, the complete novice may choose the D3100 and the amateur might need features that are offered by the D7000 but not by the D5100.

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Canon EF-S 18-135 mm f/3.5-5.6 IS lens review

The Canon EF-S 18-135mm f/3.5-5.6 IS lens seems to be better than the EF-S 18-200mm f/3.5-5.6 IS. It is a quite good lens for who want to spend less but it is not suggested to pros. Large apertures should be strictly avoided at 18mm and the final range because the borders and coreners are plain soft at this aperture.

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Canon EOS 60D 18-55 IS Kit

Review of the kit consists of the photo camera Canon EOS 60D SLR and 18-55mm stabilized lens. This camera is placed in the medium-high segment of the digital SLR, thanks to its lightweight body, the camera is very handy. In fact…

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Digital Single-Lens Reflex Cameras

How digital single-lens cameras work. They are special cameras with a mirror which reflect light and transmit it to the electonical sensor. This takes the image and transforms it into digital signals. Digital signals are processed by an image processor, which stores pixel in a memory card.

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