<page_title> List of large optical telescopes </page_title> <section_title> Large reflectors and catadioptric </section_title> <table> <cell> 2.12 m (83.5 in) <col_header> Aperture </col_header> </cell> <cell> National Astronomical Observatory, Baja California, Mexico <col_header> Site </col_header> </cell> <cell> 1979 <col_header> Built </col_header> </cell> </table>
At the National Astronomical Observatory there is a 2.12 m telescope which was built in 1979 and is Mexico's largest optical telescope.