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<p>is a Ritchey-Chretien reflector set on an alt-azimuth mount, and was completed in 1994. A 2048 × 2048 CCD mounted at the <a href="page.php?w=Nasmyth_focus">Nasmyth focus</a> provides at 15.7-arcminute view of the sky.</p>

<p><big> 0.5 m ARCSAT </big></p>
<p>The ARC Small Aperture Telescope (ARCSAT) was previously called the Photometric Telescope (PT) when it was part of the SDSS project.  It is a 0.5 m reflecting telescope on an <a href="page.php?w=equatorial_mount">equatorial mount</a>, with a single CCD camera cooled by a CryoTiger unit.  It was built</p><p>
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