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Davidson Optronics Reference Mirror Model D-622 Detail specs as stated in the Davidson catalog: * Housing Material Aluminum Alloy * Aperture Diameter 2 1/2 inches * Finish Ivory Enamel * Mirror Material Pyrex * Flatness 1/5 Fringe * Surface Quality 80/50 per MIL-O-13830 * Coating Aluminum w/ protective overcoating * Weight 2 1/2 lbs. Info and product specs available at: http://www.davidsonoptronics.com/catD-622.htm |