A polarization rotator and crystalline quartz plate for use with an optical imaging system. The system has several imaging optical components (L1–L16) sequentially arranged along an optical axis (16), a means for creating radially polarized light arranged at a given location in that region extending...http://www.google.es/patents/US7199864?utm_source=gb-gplus-sharePatente US7199864 - Polarization rotator and a crystalline-quartz plate for use in an optical imaging system
Polarization rotator and a crystalline-quartz plate for use in an optical ...
