Optical Tubes Telescopes

Optical Tubes
William Optics ZenithStar 80 II ED APO f/6.8 The newest ZenithStar II generation Doublet APO is a 80mm ED refractor ideal for everyone who needs an excellent back-up... (Read More)	Vixen VMC200L Catadioptric OTA with 7x50 Finder and Flip Mirror The VMC200L is a unique catadioptric optical system. It incorporates a primary mirror and a meniscus corrector just before a... (Read More)	Vixen VMC110L Modified Cassegrain OTA The Vixen VMC110L a 110 mm (4.33 inch) aperture modified Cassegrain f/9.4 optical tube. Its features include a curved vane... (Read More)	Vixen A70Lf Refractor OTA The A70Lf is an Achromatic Refractor with 70 mm (2.8") of aperture. Its focal length is 900 mm (3 ft.)... (Read More)

Vixen A80Mf Refractor OTA The A80Mf is an Achromatic Refractor with 80 mm (3.2") of aperture. Its focal length is 910 mm (3 ft.)... (Read More)	Vixen R130Sf Reflector OTA This lightweight 5" reflector is a favorite of many new astronomers because it features remarkable light gathering with sharp images... (Read More)	Vixen ED100Sf Refractor OTA with 7x50 Finder and Flip Mirror The ED 100Sf is now available for the first time in the U.S. It is the big brother of our... (Read More)	Vixen ED81S Refractor OTA with 7x50 Finder and Flip Mirror When The ED81S was introduced last year it set a new standard for 80mm APO Refractors. The combination of better... (Read More)

Vixen A80MF Refractor OTA - Open Box Special Vixen A80MF Refractor OTA - Open Box Special... (Read More)	Vixen VMC95L Modified Cassegrain OTA The Vixen VMC95L is a 95mm (3.7 inch) aperture modified Cassegrain f/11 optical tube assembly. The VMC95L is intriguing in... (Read More)	William Optics ZenithStar 66 SD Doublet APO f/5.9 ZenithStar 66mm SD Doublet APO Refractor OTA - White Package deal w/ 1.25-inch Dielectric Diagonal A small-aperture but extremely portable... (Read More)	Vixen A80SS Refractor OTA If you are in the mind to own a quality telescope that is designed for travel there is nothing better... (Read More)

Willim Optics ZenithStar 70 ED Doublet OTA Refractor A NEW ZENITHSTAR series has been born a beautiful 70mm ED telescope come with 2" crayford dual speed microfocuser and... (Read More)	Vixen ED80Sf Refractor OTA with 7x50 Finder and Flip Mirror The ED 80SF was initially listed as an entry level APO but now with so many astronomers giving us such... (Read More)	Vixen R150S Reflector OTA The use of state-of-the-art coating technology yields the ideal surface for its f/5 primary mirror. The visual observer will enjoy... (Read More)	William Optics Megrez 90 Doublet APO f/6.9 The William Optics Megrez 90 Doublet APO f/6.9 is undoubtedly the hottest refractor of the year. The product of a... (Read More)

Vixen ED103S Refractor OTA with 7x50 Finder and Flip Mirror The Vixen ED103S is an apochromatic refractor which has fantastic contrast and a competent 4" aperture sufficient for viewing most... (Read More)	Vixen VC200L Catadioptric OTA - Open Box Special Vixen VC200L Catadioptric OTA - Open Box Special... (Read More)	Vixen R200SS Reflector OTA The remarkably fast 200 mm (8") f/4 parabolic primary mirror of the R200SS Newtonian reflector gives extremely sharp images with... (Read More)	Vixen NA140SSf Refractor OTA with 7x50 Finder and Flip Mirror Weighing in at 14.3 lbs this 5.5 inch Vixen telescope is an incredible performer. Deep Sky objects are easily visible... (Read More)

Vixen VC200L Catadioptric OTA with 7x50 Finder and Flip Mirror The VC 200L is an 8" f/9.0 highly-corrected highly-specialized telescope for astro imaging. With its elaborate aspherical optical design it... (Read More)	Vixen ED115S Refractor OTA with 7x50 Finderscope and Flip Mirror The new ED 115 lens focuses the full spectrum of visible light to a critical point much more accurately than... (Read More)	William Optics Fluoro Star FLT-110 Triplet APO f/7.0 The NEW William Optics Flouro-Star 110mm lens is designed as a three element air-space triplet designed by TMB. This telescope... (Read More)	Vixen VMC260L Modified Cassegrain OTA Like the popular Schmidt-Cassegrain the Vixen VMC is a true all-purpose telescope. Despite its long focal length the tube is... (Read More)