ES 2" Diagonal Astro Days NexStar Evolution is equipped with

NexStar Evolution is equipped with 4 auxiliary ports--2 on top of the fork and 2 on the bottom

Using more expensive high-index glasses to reduce astigmatism and lateral color at the field's edge

Visual back allows for use with 2" accessories

Un-recharged shelf life of up to 10 years – 3 times better than lithium-ion and 10 times better than sealed lead-acid designs

Integrated iPolarTM electronic polar finder

ES 2" Diagonal Astro Days NexStar Evolution is equipped withFeatures The Explore Scientific 2 inch Dielectric Coated Diagonal Mirror comes complete with 1. 25 inch Adapter and dust covers. Solid construction and light weight, this first suface coated diagonal mirror reflects 99% of the light to help maintain the brightest possible image from your telescope. The insert barrel is a double taper, so it can be smoothly inserted or withdrawn from the focuser. The wide part of the taper prevents the diagonal from