Amirrorisanobjectwithasurfacethathasgoodspecularreflection.thatis,itissmoothenoughtoformanimage.Themostfamiliartypeofmirroristheplanemirror,whichhasaflatsurface.Curvedmirrorarealsoused,toproducemagnifiedordemagnifiedimagesorfocuslightorsimplydistortthereflectedimage.Itssufacescanbecoatedbydielectrichighreflectivecoatings.Specifications:Material:BK7DimensionTolerance: 0.2mmFlatness:l/10@633nmSurfaceQuality:60/40Parallelism: 1arcminuteClearAperture: 85%Bevel:0.25mmx45 Coating:HR@wavelengthR 99.8%