Electrical & Computer Engineering, Department of
Date of this Version
5-8-2007
Abstract
Quasi-achromatic multi-element lens(es) which are precisely mounted with respect to one another in a tubular mounting fixture, and the application thereof in focusing, (and optionally re-colliminating), a spectroscopic electromagnetic beam into a very small, chromatically relatively undispersed, area spot on a material system.
Comments
United States Patent NO.: US 7,215,424 B1. Date of Patent: *May 8, 2007.