Featuring surface accuracy to less than 1 fringe measured at 633nm and finishes to 20-10 scratch-dig per MIL-PRF-13830, Meller optical domes are well suited for a wide variety of applications including high speed missile domes, viewports, and other front surface optics requirements.
Optical Sapphire Domes are priced according to material, size, part, geometry and quantity.
Various Configurations can be custom fabricated to customer requirements and specifications
Excluding sapphire, up to 250mm Diameters, 180 Degree Included Viewing Angle depending on material.
Other materials available are, Optical Glasses, Fused Silica, Spinel, AlON, and Zinc Sulfide
Sapphire, Quartz, Glass, Silicon, Germanium
100mm maximum +/- .025mm
180 degrees maximum
Preferred 20:1 aspect ratio diameter to thickness. Less than 25 microns wall
thickness variation within an overall thickness tolerance of +/- .05mm.
Less than 2 fringes per inch, measured at 632 nanometers.
80-50 to 20-10 per MIL-PRF-13830 dependent upon surface irregularity.
Per customer specification