Skokie Lenses Manufacturers 8038 Monticello Ave High Quality Mirrors andamp; Optical Coatings on substrates up to 92 inches in diameter. We specialize in custom optical coatings on large substrates. We cater to industrial, commercial and aerospace applications. Skokie IL Lenses Manufacturers H L Clausing Co www.clausing.com mirrors optical coatings large mirrors diamond turned sapphire coating telescope mirrors aluminum mirrors silver mirrors gold mirrors platinum mirrors rhodium mirrors front surface mirrors lens cleaner Mir-O-Len reflectance testing en mirrors optical coatings large mirrors diamond turned sapphire coating telescope mirrors aluminum mirrors silver mirrors gold mirrors platinum mirrors rhodium mirrors front surface mirrors lens cleaner Mir-O-Len reflectance testing en Business Reviews H L Clausing Co Testimonials