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17 Jun 2002
Richter Enterprises announced the delivery of 20 ultra high resolution lenses to Lawrence Livermore National Laboratory thiw week. The 1.5x magnification 50mm / f1.8 lenses resolve 600 lp/mm at a standard wavelength of 546.1nm and were designed to replace the discontinued Ultra-Micro-Nikkor 50mm f1.8e lenses used in graphic arts applications and the step-and-repeat method of photomask production.
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