Quote:
Originally Posted by mental4astro
Rob, 104 globulars with a 4.5", most impressive!
Do you have a nebular filter of any type in your kit? The reason I ask is two fold:
* They can help with seeing nebulae.
* I'd be interested in your observations of the Eta Carina nebula through your scope. It would be interesting to hear about the smallest apeture through with its many dark pillars.
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Thanks Alex! I have a range of filters, but never really use them. I like the full view - a weirdly coloured neb with no stars just doesn't cut it for me!

I did find my neb filter useful once in isolating Thor's Helmet, but even then I could see it OK (filterless) in the rich starfield. I think filters are better for bigger apertures where you've got more light to burn.
Eta Carinae nebula is brilliant in my scope at low powers. Dark lanes, rich nebulosity, bright stars - such a wide field! But I can't make out the homonculus (yet!!!

).
Cheers -