Quote:
Originally Posted by AstroJunk
Any one tried similar? I still find it conceptually odd to use a narrowband filter with a colour camera, but hey, it seems to work 
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Well those filters like the L-Extreme are designed to work with OSCs after all. Since Ha hits the red pixels on the bayer matrix and Oiii hits green and blue, it works out nicely really.
FWIW I have a small amount of Tarantula data gathered with the same camera and filter combo (533MC and Extreme) and my subs shot with that filter stacked in APP would look very similar to your third image, without any broadband data included. The very strong green you had coming through in the Sharpcap live stack is not what I would call characteristic of this filter/camera combo.
I think the L-extreme (and similar duo-band filters) are pretty incredible options for OSC users. I've been very happy with the results I've gotten from mine and it certainly makes life easier when imaging from Sydney.