Celestron T-Adaptor Schmidt Cassegrain TelescopesThis sturdy metal T Adapter is the accessory of choice if youd like to attach an SLR or DSLR camera to the rear cell threads of a Schmidt Cassegrain telescope for prime focus photography. To get started, youll need the appropriate T Ring for your camera body (see related products below). Remove the lens from your camera and attach the T ring in its place. Since the T ring is camera brand specific, it will snap right on just like a lens. Next, remove

The CPC 1100 GPS takes full advantage of its vast database of thousands of NGC and Abell galaxies as well as delivering a new level of detail to all your favorite deep sky objects

Blocks atmospheric `stray light` (skyglow)

000+ objects in the night sky

5mm Ultra-Thin Secondary Mirror Support

25x (HT-multicoated) / w

Some manufacturers of astro filters resort to coating large sheets of bulk glass

All these different anti-reflection coatings on each lens surface have then been optimized to be most effective where the human eye has its highest sensitivity at night - at about 520 nm - in the green region of the spectrum

2 Electronic Filter Wheel

observers will have a better opportunity to identify nebulae objects in the deep sky

The new enhanced handset has an ST4 interface for an Auto-Guider

Each eyepiece is fully coated to improve light transmission and protect the optics

Year found: 2014