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Old 29-07-2021, 08:06 AM
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Andy01 (Andy)
My God it's full of stars

Andy01 is offline
 
Join Date: Mar 2012
Location: Melbourne
Posts: 3,256
Quote:
Originally Posted by The_bluester View Post
Certainly provides for a very dramatic look to the images. One for me to try maybe once i finally get some clear sky again.
Clear skies? What is this strange phenomena of which you speak?

Quote:
Originally Posted by JA View Post
Lovely images and colours Andy You've been true to the respective wavelengths with that colour-scape. You could certainly call it natural-narrowband. Now if only our eyes could gather enough light and have such filters built-in.

Best
JA
Indeed, but this will have to suffice until Skynet cyborg technology advancements are commonplace.

Quote:
Originally Posted by Nikolas View Post
ultrared?
Quote:
Originally Posted by JA View Post
I suspect it might be like deep red, like a Wratten 29 photographic filter (a darker slightly brownish red) versus the more common Wratten 25a standard filter red somewhat brighter. That would certainly logically accord with respective colours for the wavelengths of S-ll and H-a, but it's dealer's choice so who knows?

Best
JA
Essentially, in PS...
Sii >360
Ha >330
O3>200
With minor tweaks to taste.
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