William Optics UltraCat 108 f/4.8 WIFD Petzval APO Refractor - T-C-108BR 91 mm Refractors 5kg Standard Packing Weight 7

5kg Standard Packing Weight 7

By inserting a dust-proof glass element in the eyepiece mount

Recommended for imaging applications incorporating 35mm and larger CCD sensors

The Dew Heater Ring will be permanently installed on the front of your Celestron 8" Schmidt-Cassegrain

5 Resolution (Rayleigh): 1

William Optics UltraCat 108 f/4.8 WIFD Petzval APO Refractor - T-C-108BR 91 mm Refractors 5kg Standard Packing Weight 7The William Optics UltraCat 108 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