Inquiry (采购产品): Quartz lenses I need two quartz lenses: 80 mm 6 Base curvature 1.5-2.0 mm thick Plano -0.00, +0.00 (same thickness) Sagitta of ~9.5 mm John O'Connor, PhD Chief Scientist **** Hidden Message ***** John O'Connor 91748 USA Company: Research Frontiers Title: Chief Scientist E-mail: jconphd@adelphia.net **** Hidden Message ***** jconphd@adelphia.net