OperationTM/TMC/RM/RMC-2030GE- 51 -10.2.2 Bayer Color Filter Array (CFA)The Bayer CFA is an R, G, B primary color filter array. This is the most widely accepted CFA for thesingle-chip CCD progressive scan format. This type of array layout has a specific order for each color’spixels. Since the human eye’s resolution and color recognition are highest at green, the CFA containstwo greens per each red and blue.It is critical for the frame grabber and color interpolation to know where the individual color pixelsexist relative to sync (LDV and FDV) timing.This requirement makes digital output the preferred choice, because the timing relationships arevery accurateFigure 52. Bayer Color Filter Response.Absolute QEWavelength (nm)400 500 600 700 800 900 10000.450.400.350.300.250.200.150.100.050.00RGB
