July 7, 2011
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“Do you know what size sensor your camera has? A quick and informal survey of our readers leads me to believe that the great majority of you are using digital cameras that feature cropped sensors. Most of the affordable cameras on the market feature the same, though there are some of you that might be fortunate to have a full framed sensor. If you aren’t certain – and if your camera did not cost more than $2,000 USD – it’s safe to assume that your camera’s sensor is cropped. The size of your sensor is an important detail to be aware of and every photographer using a digital camera should know what they’re using. Most importantly, you should be fully aware of your camera body’s crop factor. The crop factor affects more than you may realize.”.…more
D. Travis North is a professional Landscape Architect, a Freelance Photographer and founder of Shutter Photo. Travis likes to photograph urban environments, architectural details and has a new-found interest in close-up photography. His work can be found at D. Travis North Photography
January 6, 2011
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From those very clever people at Cambridge in Colour a useful tutorial on how to clean the sensor on your camera. You may be aware of spots appearing in areas of clear tone in your pictures, areas like blue sky, these are almost always caused by dust on the sensor. This in depth article explains how to resolve the issue and explains about use of brushes, blowers and other stuff.
“If you’re using an SLR camera, you’ll eventually encounter spots in your photos due to a dirty camera sensor. If it hasn’t happened yet, don’t worry — it will. When it does, you’ll need to know if what you’re seeing is indeed from sensor dust, or is instead the result of a dirty viewfinder, mirror or lens. Most importantly though, you’ll need to know how to clean the sensor, and how to minimize the risk of this happening again.”