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Started by RUSTY845, 10/20/2005 08:50PM

Posted 10/20/2005 08:50PM Opening Post

Forum Member

Join Date: Aug 2005

Location: WARWICK NY, US

Posts: 336

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

Quote

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 grin

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

Posted 10/20/2005 11:29PM #1

Forum Member

Join Date: Jan 2005

Location: Simpsonville SC, US

Posts: 381

Check this link http://pages.sbcglobal.net/raycash/filters/.htm. Plus there was a comprehensive article in Astronomy Aug 2005 pp 82. If you can't find it or noone has it let me know.

Quote

I Yam What I Yam!

Posted 10/21/2005 02:46AM | Edited 10/21/2005 02:47AM #2

Forum Member

Join Date: Aug 2005

Location: WARWICK NY, US

Posts: 336

OK; so after reading the link posted by Judson, is the ultra-block a DEEP-SKY, UHC, OIII,or a H-Beta:
Thanks

Bob

Quote

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 grin

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

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