2" Mirror Diagonal with XLT Oversize Celestron's CGEM II mount is

Celestron's CGEM II mount is the perfect fit between the Advanced Series and CGE Series

Fits telescopes with 1

Thanks to its fast focal ratio and patented optical design

The center column of the Regal Tripod does more than just go up and down

A polycarbonate and aluminum housing makes SkyMaster Pro durable and lightweight

2" Mirror Diagonal with XLT Oversize Celestron's CGEM II mount is2 SCT mirror diagonal with high performance XLT coatings 1 10th wave mirror is tested with an interferometer to ensure quality Housing is precision machined to achieve and hold good optical alignment Includes a 2 to 1. 25 adapter and aluminum carry case There are few telescope accessories that work as hard or matter as much as a diagonal! An integral part of the optical chain, a good diagonal can make a big difference in the quality of the image you