Quote:
Originally Posted by Rigel003
Great images Ross! Looks like you've had instant success with the Ha filter. It does amazing things from light polluted locations. You've got a sizable field in these too. What's the focal length?
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Thanks Graeme,
Yes, the Ha filter has turned my light polluted backyard into a "dark site".
The Rosette and Eta C were shot at the telescopes native focal length of 660mm. The Horse Head was shot with the focal reducer/flattener attached which reduces the focal length to about 500mm