Dave...

I found this site. I think it's what we're both looking for:

http://sciastro.net/portia/advice/filters.htm



"Dave Grist" wrote in message
news:T9FHb.48801$hf1.7370@lakeread06...
What are the best filters for viewing nebula? It seems every time I look
throough my C8 at a nebula, I can see it. I know I'm in the right
position
since I'm using a GOTO mount.

Thanks!