Highpoint Scientific’s new Apertura 60EDR 60mm Doublet APO f/6 refracting telescope is portable, easy to use, and offers optics made with Ohara FPL-53 glass for excellent views. The Apertura 60EDR can be used as a travel telescope, a guide scope, a super finder or a spotting scope. Weighing just 3.25 […]
Tag: APO Refractor
William Optics RedCat 51
From wildlife to the night sky, the William Optics RedCat 51 is a 51 mm refractor from William Optics that is the perfect companion for the traveling photographer and astronomer. Every time we look at a William Optics product, we marvel at the beauty of the engineering and the esthetic […]
Astro-Tech 152EDT Apo Refractor
Astronomic’s Astro-Tech 152EDT f/8 triplet apo refractor ($3999US) features a massive 3-inch rack-and-pinion focuser with a built-in camera-angle adjuster. The triplet objective includes a low-dispersion FK-61 ED element, as well as a Lanthanum element. The Astro-Tech 152EDT OTA (with rings and both dovetails) weighs 29 pounds (13.1 kilograms). The focus […]
Sky-Watcher USA’s New Addition to its Evostar Apo Doublet Refractor Telescopes Offer High Performance
Sky-Watcher USA’s Evostar refractors are offered from 72mm – 120mm in aperture and are designed to provide the finest images obtainable in their design class. These doublet refractors feature matched lens assemblies with an ED element. The EvoStar refractor lens assembly utilizes a proprietary combination of matched lenses, designed to […]