Optical lenses; optical lenses for use with image sensors; optical lenses for use with visible and infrared image sensors; aspheric lenses and lens assemblies for use in combination with digital signal processing to produce and improve images; aspheric lenses and lens assemblies for use in combination with digital signal processing to produce improved images often with systems of low height, low cost, and/or low sensitivity to system tolerances

'and/or':63 'aspher':20,38 'assembl':24,42 'combin':28,46 'cost':62 'digit':30,48 'height':60 'imag':8,18,37,54 'improv':36,53 'infrar':17 'len':23,41 'lens':2,4,11,21,39 'low':59,61,64 'often':55 'optic':1,3,10 'process':32,50 'produc':34,52 'sensit':65 'sensor':9,19 'signal':31,49 'system':57,67 'toler':68 'use':6,13,26,44 'visibl':15

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