Thanks for the link Ving. It really helped me out. Exactly what im looking for
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Originally Posted by janoskiss
IR = infra-red. Whether you need it or not depends on camera + filter characteristics (the infra-red spectrum is very broad compared with visible). Try without and see what happens.
Grain of salt: the only bit of astrophotography I've ever done is stick a film SLR on a tripod and point it at the Moon.
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Thanks for your reply Steve. Took the IR Filter out (as seen in my Centarus A post). doesn't really do that much actually.