16% off (Sale price $640.00 ) :: Sky-Watcher EvoStar 80ED / ProED 80mm Doublet APO Refractor (OTA only)

16% off (Sale price $640.00, Reg. Price $765.00) :: Fortunate indeed is the amateur astronomer with a Sky-Watcher EvoStar 80ED / ProED 80mm Doublet APO Refractor on a clear night with transparent skies and a stable atmosphere. The EvoStar 80 mm is a wide-field telescope offering bright wide swaths of sky in a single view. It is well suited for wide-field astronomical observation of prominent nebulae star clusters and galaxies from a dark-sky location or can be used as an astrograph for sky photography.As a terrestrial spotting scope or telephoto lens the EvoStar 80 APO performance is absolutely superb. Ultra high contrast allows the subtlest of details to be easily scrutinized under conditions of good seeing. The petite silhouette of the EvoStar 80 makes for an excellent compact portable telescope that travels light and fits a small space. As an astrograph the SW EvoStar 80ED delivers superb performance imaging a wide spectrum of astronomical phenomenon.RefractorsSky-Watcher ED-APO refractors provide the finest images obtainable-bar none-in their design class. Sky-Watcher ED apochromatic refractors deliver dramatic coal-black skies and faithful contrast-rich views of planetary and deep-space phenomenon that are second to none. The Sky-Watcher ED-APO design assures virtual elimination of residual “false color” (i.e. chromatic aberration) normally present in 2-element achromatic lens designs which utilize standard crown and flint glasses. Sky-Watcher APO refractors utilize the finest extra-low dispersion (ED) glass available FPL-53. This results in the best color correction for an ED doublet lens.Schott GlassThe EvoStar 80 mm will benefit from the inclusion of Schott glass being used for the positive front Crown element in the objective. Schott is the recognized world leader in glass utilized for precision optical lens systems.PerfectionEvery lens element is individually inspected for purity and absence of striae and other image-degrading imperfections. Every lens is pitched polished to exacting standards of optical fabrication and performance by highly

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16% off (Sale price $640.00 ) :: Sky-Watcher EvoStar 80ED / ProED 80mm Doublet APO Refractor (OTA only)

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