Standard Illuminators (Wide, Medium, and Narrow Angle)
Product Reference Guide 189
Wide Angle Illuminator combinations
1.3 MP models with Wide Angle Red Illuminator (41x-0xx)
OFF ON
1.3 MP models with Wide Angle White Illuminator (45x-0xx)
OFF ON
2 MP models with Wide Angle Red Illuminator (71x-0xx)
OFF All ON
Even Alternate 
Ch
ain
Odd Alternate 
Chain