Quote:
Originally Posted by AdamJL
Hi Peter
Indeed, for some targets (like this one), you don't lose too much going with an OSC.
That said, I'd be keen to see how much Ha you pick up on your unmodded DSLRs. The curtain behind the Horsehead might not show up as much, so you'd need a lot more integration time to bring it through on such a camera.
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Hi Adam,
I think for my unmodded cameras about 50percent of Ha is captured. How this translates for m42, ic434, eta carina neb, and other bright emission nebula will be an interesting exploration.
Cheers Kanga