90° Enhanced Aluminum Diagonals

The enhanced aluminum coating on this diagonal really delivers — views of Jupiter and the Moon are noticeably brighter and crisper compared to my old standard mirror. The 96% reflectance across the spectrum makes a real difference, especially on faint deep-sky objects. Fit and finish feel solid, and

The diagonal’s aluminum coating makes stars look noticeably sharper compared to my old standard mirror—definitely a solid upgrade for planetary viewing. No complaints on build quality either, the threads are smooth and precise.

I noticed the enhanced coating really brings out more detail on Jupiter’s bands compared to my old standard diagonal. The 96% reflectivity makes faint deep-sky objects noticeably brighter. Build quality feels solid, and the threads are smooth and precise.