WILLIAM OPTICS ULTRA-CAT 108 f/4.8 REFRACTOR Colour:BLACK Having the guide scope aligned

Having the guide scope aligned to the main telescope increases the guiding accuracy and it reduces the field rotation displayed in the capturing camera

The declination axis can be quickly balanced like in an equatorial mount

The Double telescope option is compatible with all the plates used on the GM3000 series

The patented collapsible system is the ultimate in technology and portability and is ready for night sky action in seconds

WILLIAM OPTICS ULTRA-CAT 108 f/4.8 REFRACTOR Colour:BLACK Having the guide scope alignedThe William Optics UltraCat108 is a cutting edge 108mm apochromatic refractor designed for astrophotographers who demand top tier performance. Featuring a 5 element advanced Petzval optical design and a fast f 4. 8 focal ratio, it delivers breathtaking edge to edge clarity and vivid detail, making it perfect for capturing expansive celestial views. Its robust build, exceptional optics, and innovative features redefine the standard for