![]() ![]() Lightweight and easy to guide, this little Newtonian comes ready to go out of the box with a 2" Crayford-style focuser, dual split-hinged mounting rings, an 8x50 straight-through finder, and an 8" Vixen/Synta-style dovetail plate. Astrographs & Imaging Newtonians An astrograph is a class of telescopes specially designed for astrophotography. Classical mechanics is sometimes still called Newtonian mechanics. Non-Dobsonian Newtonians are normally mounted on equatorial mounts which allow automatic tracking. 8") f/4 Newtonian optical tube assembly (OTA) from GSO has fast optics for imaging extended deep-sky objects with a DSLR, webcam, or dedicated astronomy camera. Newtonian means relating to the work of Isaac Newton or obeying the laws described by him. This compact and affordable 200mm (approx.
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