Quote:
Originally Posted by Peter Ward
Ah..a 155mm H-ALpha filter...I wish  The reality is it's still a 90 mm aperture when used with the Coronado.
and in my case I prefer a yellow-orange disk.
|
Still a fair size of aperture though.
You might like to know that the image is not yellow orange; that would be cool. Your image comes out pinky brown Peter. I don't know if you know that?