for materials & services Low Defect Coating Projection Display Optical PackagingAs a leader in developing and manufacturing hermetic package lids, Materion produces optical packaging... the innovativeVisi-Lid to meet the industrys requirement for an optical cover lid. It is the first commercially available optical hermetic Combo-Lid with special features: Window... materials for transmission of infrared, visible and ultraviolet light Designed and manufactured in-house to meet exacting quality criteria Our hermetic lid is backed by our technical...