SCIENTIFIC MIRRORS INCLUDING FIRSTSURFACE, PLANE, SPHERICAL, PARABOLIC, OFFAXIS, ELLIPSOIDAL, CYLINDRICAL, BI-PARALLEL, MINIATURE AND COLLIMATING MIRRORS AND FAST SPHERICAL MIRRORS TO F 0.3; GERMANIUM OPTIC LENSES, LIGHT PIPES, PRISMS, WEDGES AND WINDOWS; LASER OPTIC CONFOCAL ELEMENTS WITH OR WITHOUT COATINGS, LASER OPTIC RODS FABRICATED FROM DOPED GLASSES AND EXPERIMENTAL CRYSTALS, AND LASER OPTIC BREWSTER WINDOWS; GRANITE, QUARTZ, STEEL AND OPTICAL ELEMENTS WITH PRECISION CYLINDRICAL SURFAC...