Human eye protection and correction device comprises a filter assembly for protection against electromagnetic radiation and or correction of sight abnormalities, such as near or far sightedness and color blindness

摘要

Device (10) comprises: a first filter element for correction of near and or far sight abnormalities, which itself comprises an opaque material layer (13) with a central opening (14); a second filter element for correction of color blindness and which comprises a thin colored material layer and; a third filter element for selective wavelength based filtering and or wavelength based transformation of incident radiation.