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light pollution filters

Light Pollution Filters for Astrophotography

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One of the most common questions I receive each day is which light pollution filter I recommend for astrophotography in the city.  There have never been so many choices available, with each one offering their own advantages and disadvantages.  Couple that with the fact that these astrophotography filters can be expensive, and you've got some tough decisions to make. Over the years, I have had the opportunity to use a number of filters designed to improve astrophotography performance.  This includes both deep-sky camera and telescope configurations, and with wide-angle camera lenses.  I…