Ha and OIII imaging

[allan gould]

Can someone point me to a tutorial on tri-colour imaging where the three photos are Ha, OIII and a synthesised green/blue channel. I had the URL but appear to have lost it.
Thanks
Allan

[Mighty_oz (Marcus)]

Here's some links may help not sure

http://geogdata.csun.edu/~voltaire/tc.html

http://www.narrowbandimaging.com/tri...crisp_page.htm links to a pdf explaining how he does it.

Hope they help

[allan gould]

Found it here if others are interested
http://www.starrywonders.com/bicolortechniquenew.html