Optical components, namely optical filters, using retarder stack technology to separate or combine primary and complementary color bands of polarized light, primarily for use in digital televisions (DTV), computer monitors, and projection systems, comprised of business presentation and home theater front projectors

'band':18 'busi':36 'color':17 'combin':13 'complementari':16 'compon':2 'compris':34 'comput':29 'digit':26 'dtv':28 'filter':5 'front':41 'home':39 'light':21 'monitor':30 'name':3 'optic':1,4 'polar':20 'present':37 'primari':14 'primarili':22 'project':32 'projector':42 'retard':7 'separ':11 'stack':8 'system':33 'technolog':9 'televis':27 'theater':40 'use':6,24

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