Unitron History Project – Preserving the history of Unitron/Polarex telescopes
Polarex Model 128 – Unitron History Project
Unitron Polarex Telescopes | Polarex Unitron 4inch Refractor 4inch ATO with very rare 75mm guide scope and Astro Physics rings, on an amazing equatorial mount and wooden tripod, ... | Facebook
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Unitron - Polarex 132F 102mm photographic refractor with pier : AnamorFose, Photo Gallery, Discover inspiring vintage art photos