Tag: Astro Photography

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

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 […]

Astronomik Clip Filter for Canon EOS
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Astronomik Clip Filter for Canon EOS

The Astronomik Clip Filter lineup for Canon EOS cameras are used for astrophotography in moderately light polluted areas and can be inserted into the camera body within seconds. There are no conversions necessary and all functions (focus, aperture, image stabilization) are completely preserved. Almost all Canon system lenses (with the […]

CFF Telescopes Apo Refractor Telescopes
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CFF Telescopes Apo Refractor Telescopes

CFF Telescopes Apo Refractor Telescopes Whether you are a resolute visual observer or dedicated astro-imager, refractor telescopes offer unique advantages. But, the physics of light being what they are, no single refractor is best at both pursuits, and given the understandable recent market focus on refractors for astrophotography, those of […]