Archive | Zoom

SPORTS PHOTOGRAPHY – PERIPHERAL ILLUMINATION

What is Peripheral Illumination Correction all about? The following is from Cannon USA.  http://learn.usa.canon.com/resources/articles/2011/whats_new_eosline_peripheral_article.shtml Virtually all camera lenses are designed so that the volume of light transmitted to the image sensor tends to decrease somewhat from the center of the image to the corners. Many different terms are used to describe this phenomenon, such as “vignetting,” […]

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Using the Zoom

On a trip to Greece a few years ago, we took a four day cruise through the Islands.    We passed so many beautiful settings and l  took some shots from the ship using the zoom on my bridge camera  just to capture some of the beauty of the landscapes.  5 mm (0 zoom) – We […]

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Camera Zoom

When I purchased a bridge camera a few years ago as a backup to my DSLR, I had no idea what the difference was between optical & digital camera zoom.   Luckily, I decided on the 20x optical with a 4x digital zoom (without really knowing why) rather than the newer model that offered 10x optical […]

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