Inquiry (采购产品): Quote Request We are looking for the following: Reflective diffraction grating, 600 l/mm; 12.7 mm square by at least 6 mm thick; zerodur substrate (first choice); quartz (2nd); 700 - 800 blaze angle; Al reflector; MgO passivation. **** Hidden Message ***** Ralph Felice 44056 USA Company: FAR Associates E-mail: raffar@pyrometry.com **** Hidden Message ***** raffar@pyrometry.com