Our optical designers are always available to assist with your ... degCoatingSingle or Multi-layer films SpecificationsMaterialFused Silica, Quartz & optical GlassRadiusR≥1.5Surface FinishN<2,N≥λ/8Centration≥1’Diameter≥3 ... :plano-convex lense, plano-concave lense,double convex lense,double concave lense,meniscus lense,achromatic lense,cylindrical lense,spherical lense,aspheric lense etc. Plano-Convex ...