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Urban Astrophotography Discussions (3)

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I've been using the Hutech IDAS LPS P2 filter nearly all the time. It works quite well, but imaging time is increased.

Started by Bill R.

5 Oct 14, 2011
Reply by John O'Neal

Light Pollution Filters

What filter(s) do you use and/or find useful for eliminating or downplaying the effects of light pollution? Let's try not to get into proce…

Started by John O'Neal

2 Feb 16, 2011
Reply by Starhopper

Gradient Exterminator

One of the real disadvantages of an urban setting is vignetting caused by stray light and light pollution and/or smog in the sky, causing "…

Started by John O'Neal

5 Feb 13, 2011
Reply by Starhopper



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