Request InfoWestech Optical CorporationWestech offers stock and custom achromats with diameters ranging from 5 mm to 150 mm. Lenses can be segmented. Single-layer AR coatings are standard. Multilayer HEA is always available. Westech also offers negative focal lengths. Prices are globally competitive. Rapid prototyping is available at reasonable prices. Don’t pay catalog prices for OEM optics. 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