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January February 2012 Volume 6 Issue 1


In this issue Austin Grant tames the Celestron CGEM DX – beauty and beast all wrapped in one; Erik Wilcox tests the Groundbreaking App Observer Pro; Ed Jones demonstrates making and testing an autocollimating flat (or analyzing a large “near” flat without a collimating lens); Ed Jones provides the third part of his introduction to astronomical filters providing an analysis of deep-sky filters; Marcin Klapczynski provides a hands-free ride into the binocular universe with his ATM version of a parallelogram mount for astronomical binoculars; Doug Reilly builds a Dobstuff Lightweight Dobsonian Kit scope for public events, see how Klaus Brasch utilizes a Celestron EdgeHD 11 & Optec Lepus 0.62x Telecompressor for top-notch imaging; a guide to taming your tablet’s screen Brightness by David Ellison, industry news, new products, and much more!
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