
ZerodegreesistheaxisjoiningpointAandB,outsidethelens.Thecentreoriginismeasuredfromthisaxis.It'snotapointbutaline.,TheviewingangleinLEDdisplaysisthemaximumangleatwhichwecanvisualizeclearimageswithoutperceptiblequalitydegradation.,ThenarrowangleLED...
Difference Between Narrow & Wide Angle LEDs? - Signal
Viewingangleisfoundbythetotalangleinwhichthebrightnessisgreaterthanorequalto50%ofnominal.Thismeans30degreeLEDsare ...
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