I want something for my PC - to see sky view, plan viewing sessions, EZ but complete. I tried Carte du Ciel but couldn't even get the...

Hi All, Wanna' know what's more fun than a PST?!? Have I got your attention? :o) Our club (Astronomical Society of New Haven) just received something...

Ok, so the universe is expanding because every point in the universe seems to be moving away from every other point. This seems a fair asumption, however...

hope someone can help out... I traded something for this scope and at the time I was thinking I could use it as a guide scope on my LX90. The OTA at 5.5...

I will be making a trip from California to Denver on the Dec 10/11, since there will be a new moon on the 11th I thought this would be a great time to use my...

I want something for my PC - to see sky view, plan viewing sessions, EZ but complete. I tried Carte du Ciel but couldn't even get the...

Hello Group , My My , here we are conversing with the GREAT S.A.A. troll : Chuck wrote : "RichA" wrote in...

Hi all, I've been reading up on optical theory, but can't seem to find any answers to a query or two I have about diffraction rings. I've had a Meade LX90...

The good news: Initial indications are that the optics are of the spherical and color correction quality of the Orion 80ED I reviewed on s.a.a the day they...

I was just wondering what the IDA was up to when I got this bit of news from a yahoo list I am on called astro-officers. Either way you want to go, it is good...

Nikon and Canon are introducing (or already have?) meniscus daylight filters for their digital cameras. They avoid annoying reflections that appear when...

Anyone here using Celestrons AAM on a basic sort of Dob? What encoders? What kit? What problems? Thanks John

I'm trying to find out, what's the max load the Giro mini head can handle. Any one using it? I have the Giro II now, it can handle 50 lb on each side, thinking...

http://www.astro-physics.com/products/accessories/baader/ffc_focal_distances.pdf I'm familiar with photography using eyepiece projection and barlows (or...

I will be the proud owner of an LX-90 next week, and would like to find some kind of protection for the telescope while being moved. I've looked at the jmi...

Greetings.... I recently---before the moon's light burned things out---viewed the Veil with the 13" Coulter I bought recently. It was reasy to find and...

- Zeiss APQ 80 mm f=500 mm , Serial Nr1 with high quality CNC Tube, 2" Starlight focuser, Tubering US $ 11,900

Take a look at page 8 of this .pdf. The Sirius remind me of the optical quality of Thousand Oaks solar...

From: "tmboptical" TMBoptical@a... Date: Thu Nov 18, 2004 10:11 am Subject: Optical Details on the Burgess 92mm Fluorite Apo With Tom Davis' excellent...

Check out page 5 of this German article: http://baader-planetarium.de/suw_artikel/download/gps_c11.pdf Celestron still using "hand figuring" on...