Tacbright Optronics focuses mainly on the R&D, manufacturing, and sales of TAC (triacetylcellulose) film.
TAC films are applied in liquid crystal display (LCD) polarizers, sun glasses, photographic equipment filters, anti-glare goggles, onboard vehicle navigation systems, as well as optical eyepieces and lenses for polarizing microscopes and special medical purposes.
Reference website: http://www.tacbright.com