Celestron Regal ED Binoculars
Celestron Regal EDs are their new top-of-the-line nature-viewing binoculars. They come in 8x42 and 10x42 models and feature Extra-low Dispersion objective lenses, phase-corrected and dielectric-coated BaK-4 prisms, and field flattner eyepiece lenses. The Regal EDs have a 4.9' close focus, wide fields of view (420' at 1000 yards for the 8x and 340' for the 10x), and extra-long eye relief (both over 20mm).