![]() |
|
|
Thread Tools | Display Modes |
|
#1
|
|||
|
|||
![]()
"John" wrote in message . ..
"rander3127" wrote in message ... Yes, a coma corrector from TeleVue will be needed. ...or an 8" F/4 SNT. And you still might need a coma corrector. 8" F/4 SNT has similar coma to an 8" F/5 Newt. John C Mitch |
Thread Tools | |
Display Modes | |
|
|
![]() |
||||
Thread | Thread Starter | Forum | Replies | Last Post |
SCT Focal length advantage, is there one? | Francis Marion | Amateur Astronomy | 11 | May 23rd 04 09:51 PM |
Aperture and galaxy visibility | Bill Meyers | Amateur Astronomy | 65 | April 10th 04 12:51 AM |
Temperature/cooling etc | Dr. Boggis | Amateur Astronomy | 26 | December 8th 03 02:59 PM |
Question about aperture? | jagbot | Amateur Astronomy | 11 | October 15th 03 12:28 AM |
F-ratios and brightness | Brian Stephanik | Amateur Astronomy | 24 | October 7th 03 05:00 PM |