Quote:
Originally Posted by ausastronomer
It will work fine. Stop worrying, go buy it 
I use a 2" narrowband (DGM Optics NPB filter) on a 31mm Nagler in an F4.5 scope and it works beautifully
CS-John B |
Hi John,
Did you buy your DGM Optics NPB filter here in Australia??
I have heard of these before and they sound pretty good. The only supplier I can find online is an American supplier.
Are there any Oz suppliers??
Thanks, Paul.