Shutdown evalign SNF 2010-06-15 10:56:19: we like to check the lamp housing

gsosa at gsosa at
Tue Jun 15 15:20:27 PDT 2010

Inspected lamphouse optical elements. Fly's eye lens looks good- no discoloration. Starting intensity: 9.17 mw/cm2. Changed out front 45 deg. reflecting mirror. Intensity increased to 11.42 mw/cm2, Uniformity @ 1.92%. Installed new elipsoid reflector. Intensity increased from 11.42 mw/cm2 to 14.26 mw/cm2, Uniformity @ 1.51%.. 

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