Best Light Pollution Filter For Galaxies

However these nebula filters usually slightly reduce the brightness of most star clusters reflection nebulae and galaxies although in moderate light pollution a narrow band filter may still be of some use on these objects with larger apertures.

Best light pollution filter for galaxies. This filter has a proven track record of consistent results under city light pollution and one of the first light pollution filters i used with my camera. If those filters qualified as a light pollution filter so would a piece of glass spray painted black blocking all light. Best light pollution filter for astrophotography. The only difference is size the same features still apply.

Recommendations for light pollution filters. All filters are available in both 1 25 31 75mm and 2 50 8mm. Most experienced observers agree that a narrowband filter filter one that passes h beta and oiii emission in the blue green while blocking h alpha and light from sodium and mercury vapor lamps is the best all around light pollution or nebula filter for visual observation. An easy way to rule out cheap filters that claim to be the best light pollution filters but really are not is that any real filter will come with a chart showing what wavelengths of light are blocked and which are not.

So here are the filters. Not everyone agrees that using a light pollution filter for your camera is the best way to do astrophotography but depending on where you live it might be the only way to go.