Inquiry (采购产品): Request for quote Hello, I am seeking a quote for air spaced achromat doublets (2 PIECES), 18mm diameter, visible wavelength, anti reflective coating MgF2, 112mm FF lenses for photographic imaging on a full (36mm x 24mm)sensor (5616 x 3744 pixels) at f/38 aperture on axis. Lenses should be diffraction limited on axis. Object distance = 492mm. Back focal length to sensor = 138mm. Aperture will be placed behind rear element and is not part of assembly. Please provide 3D layout, Polychromatic Diffraction MTF and Spot Diagram illustrating lens properties along with quote. please also feel free to call me. I look forward to hearing from you. Thank you, Mark Blum **** Hidden Message ***** Mark Blum 93940 Company: Undersea 3D E-mail: blum@horanlegal.com **** Hidden Message ***** blum@horanlegal.com