Hi all; can any one tell me the pro's & con's of an ultrabluck as oppose to say a meade OIII or meade nerrow band filters.
Thank's
Bob
Thank's
Bob
R.A.C. Advisory Committee
NEAIC Co-Chairman
NEAF Advisory Committee
http://www.deer-pond-observatory.com
Warwick, New York
41.15984 -74.2541
[B]Takahashi MT 160
10" F4.5 Newt 8O
R200SS
Some kind of 127mm APO
Orion Atlas EQ-G
Losmandy G11 with Gemini
iOptron Mimi Tower
iOptrom Cube Pro
Meade DSI PRO II 8O
SBIG ST-10ME
Image Source 21AU04.AS
