William Optics Zenithstar 61 APO Review
The William Optics Zenithstar 61 is a doublet apochromatic refractor telescope that excels in deep-sky DSLR astrophotography. The Z61 is the most portable telescope ever made by William Optics, a company with a reputation for building beautiful astrophotography refractors. In this review, I’ll tell you why I think the William Optics Zenithstar 61 is a…