Tag: Telescope

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 […]

Unihedron SQM-LU-DL
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Unihedron SQM-LU-DL

Unihedron SQM-LU-DL: The names Unihedron and  have become synonymous with measurement of sky brightness. Indeed, it’s hard to imagine a Sky Quality Meter tool that has had greater impact on quantification of local light pollution. Unihedron’s original SQM set the standard and has since evolved into a comprehensive range of […]