Online Catalogue | Telescopes | Explore Scientific | Explore Scientific 80mm f6 ED APO Refractor
Ref: 0112082
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80mm f/6 Air-Spaced Triplet ( Finder is an optional extra and is not included)ED Apochromatic Refractor Hoya ED Glass, a Critical Element of Explore Scientific ED Apochromatic Refracting TelescopesExplore Scientific uses ED (Extra-low Dispersion) FCD1 (Dense Fluor Crown) glass developed by Hoya Optical of Japan to enable the production of lenses that offer superior sharpness and color correction by minimizing the color dispersion (chromatic aberration, or the "false" color fringing seen around bright objects that happens when light rays pass through standard crown-and-flint doublet objectives). This glass type offers a more durable and long lasting solution to produce an optic to minimize chromatic aberration over delicate fluorite crystal objectives that are prone to fracturing and absorbing moisture.Included as standard equipment, on all Explore Scientific ED Apos, 2" Mirror Diagonal, 2 " 25mm 70 deg eyepiece and a ten-to-one, two-speed Crayford-style precision focuser with tension adjustment and lock to obtain and hold perfect focus. Put this all in a beautiful foam padded case and you have the perfect photo visual instrument.Recommended accessories are the 8x50 finder and the Explore Scientific MPCC Field Flattener with Canon EOS T2. Designed to be used with the Explorer and Meade APO's.A Nikon version is also available.People who bought this item also bought: