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Old 17-11-2010, 01:37 PM
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tlgerdes (Trevor)
Love the moonless nights!

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Join Date: Mar 2009
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Quote:
Originally Posted by NorthernLight View Post
Donīt get too fussed about the H-alpha wavelenghts. Only reflection nebulae emit light in this wavelenght and most of their light can be captured without modding. It adds more detail, sure, but you still get the picture. Clusters, Planets and Galaxies shine pretty much only in DSLR- recordable- wavelenghts.
Actually Max, it is the other way around emission nebula emit large amounts of HA. Some of it can be seen (10-20%) by un-modded DSLRs but most of it is hidden.
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