Tag: Terence Dickinson

Fig. 5 M-31, 32 and 110, imaged at f/5.3 with the AP telecompressor and modified Canon 6D with LPS-V4 filter. This is a composite of 5 x 5 minute and 3 x 3 minute exposures at ISO 6400.
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Astro-Physics Starfire Refractor

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Astro-Physics Starfire Refractor> Ever since reading Alan Dyer’s article Astro-Physics Refractors Big & Small in the 1993 September issue of Astronomy magazine, I have dreamt of someday owning an AP-155 f/7 EDF Starfire refractor. Well, it’s taken a couple of decades but I finally acquired Astro-Physics Starfire Refractor a few […]

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