We are proud to introduce Kson series High-Definition ED doublet and APO triplet superior refractors. Superior refractors with handcraft, broadband multi-coating on each surface, eliminating false color. Ronchi- tested & star-tested, ensure razor-sharp images. A 2" Crayford dual speed focuser, for smooth operation, great feel and precise adjustability CNC-machined tube, made of Aluminum or Carbon fiber, with dovetail compatible to most mounts. Retractable dew shield prevents from glare and moisture. Deluxe padded nylon case for convenient storage and safety transportation. SAVE 15% ON ALL KSON MOUNTS AND TELESCOPES. USE COUPON CODE KSON15. OFFER EXPIRES 4/30/2013 OR WHILE SUPPLIES LAST! Kson Optical High Definition 4" ED1026 APO True Doublet Carbon Fiber Red RefractorWe are proud to introduce Kson series High-Definition ED doublet superior refractors. These refractors are all handcrafted with broadband multi-coating on each surface to eliminate false color. Each tube assembly is Ronchi and star tested to ensure razor sharp images. Regular price: $1,150.00 Smart-Sale price: Kson Optical High Definition 4" ED1026 APO True Doublet Carbon Fiber Smoke Grey RefractorWe are proud to introduce Kson series High-Definition ED doublet superior refractors. These refractors are all handcrafted with broadband multi-coating on each surface to eliminate false color. Each tube assembly is Ronchi and star tested to ensure razor sharp images... Regular price: $1,150.00 Smart-Sale price: 888.291.6577 By faith we understand that the universe was created by God's command, so that what is seen has been made from things that are not visible Copyright (R) 2004 SmartAstronomy, All rights reserved.