Mirror Reflectance Measurements

• Primary mirror reflectance and scattering data after aluminizing August 2012.
• Primary mirror reflectance and scattering data after washing March 16 2011.
• Secondary mirror reflectance and scattering data before and after alluminzing August 2010.
• Primary mirror reflectance and scattering data before and after washing March 29 2010.
• Primary mirror reflectance and scattering data before and after washing September 1, 2009.
• Primary mirror reflectance and scattering data before and after aluminizing May 02, 2007.
• Primary mirror reflectance and scattering data before and after aluminizing April 10, 2003.
• Primary mirror reflectance and scattering data before and after washing July 16, 2001 and August 1, 2001.
• Primary and f/7.5 secondary mirrors before and after aluminization May 1999.
• f/7.5 secondary mirror before and after hand washing June 21, 2001.
• KPNO Mirror cleaning techniques
• KPNO Mirror stripping techniques

A detailed drawing of the 0.9m telescope, including all measurements, and a trace of the light path.

A detailed drawing of the 0.9m optics at f/7.5.

Renovations on the 0.9m telescope were completed in 2001 by Astronomical Consultants and Equipment. Details of the renovations can be found here.