20090015922 | Writing a diffractive structure - Writing a diffractive structure is disclosed. A reference modulated beam is generated. An object modulated beam is generated. A diffractive structure is written using an interference between the reference modulated beam and the object modulated beam. A system for writing a diffractive structure comprises a reference generator for generating a reference modulated beam; an object generator for generating a object modulated beam; and a writer for writing a diffractive structure using an interference between the reference modulated beam and the object modulated beam. | 01-15-2009 |