authentication,banknote,document security,marking,tracking,smart labels,bar code, optical materials,taggant,phosphors,non-contact processing,image security,digital protection,covert,copyright protection,anti-counterfeiting,paper substrates,security paper,textile labels,garment,brand protection,product diversion,security inks,product security,invisible marking,invisible bar code,barcode detectors, portable data collection terminals,wireless lan terminal,optical materials,alternative to barcode, alternative to rfid,fluorescent inks,fluorescent coatings,drug discovery tagging,drug discovery labeling,fluorescent pigments,flourescent

spectra systems manufactures products for industries that include brand authentication, document and mail processing, drug discovery, textile services and digital optical media.