Polished acrylic components are a very popular option for engineers when considering the design of optical devices. Acrylic is known for its excellent light transmittance, clarity and lack for color.
Acrylic polishing can give the best clarity and light transmittance of all the clear plastics. In both the extruded and injection from, depending on configuration of the component, any of the three polishing techniques may be used, buffing, flame polishing and diamond polishing (direct machine polishing).