For the month of October, you can save up to $774 on the spectacular Celestron EdgeHD! If you already have a nice mount and want to upgrade your optical tube assembly, the EdgeHD's flat, coma-free optics are available in apertures of 8" - 14" at hefty discounts. Need a complete telescope system that will perform beautifully whether used visually or photographically? Choose an EdgeHD OTA on either the CGEMII, Advanced VX, CGX, or CGX-L! Hurry, this sale ends on October 31st!