
STINGRAY Technical Manual
V4.4.2
5
Pulse-width modulation (Stingray housing and Stingray board level models) ................... 110
PWM: minimal and maximal periods and frequencies ............................................... 111
PWM: Examples in practice .................................................................................. 112
...................................................................... 119
Black and white cameras ......................................................................................... 120
Color cameras ........................................................................................................ 121
(AWB) ..................................................................................... 125
Auto shutter .............................................................................................................. 127
Auto gain .................................................................................................................. 129
Manual gain............................................................................................................... 132
Brightness (black level or offset) .................................................................................. 132
Horizontal mirror function ........................................................................................... 134
Shading correction...................................................................................................... 135
How to store shading image..................................................................................... 136
Automatic generation of correction data.................................................................... 137
Loading a shading image out of the camera ............................................................... 140
Loading a shading image into the camera .................................................................. 141
Flow diagram of defect pixel correction ..................................................................... 147
Building defect pixel data ....................................................................................... 148
Grab an image with defect pixel data .................................................................... 148
Calculate defect pixel coordinates ........................................................................ 148
Reset values (resolution, shutter, gain, brightness) ................................................ 149
Activate/deactivate defect pixel correction ................................................................ 149
Store defect pixel data non-volatile .......................................................................... 149
Load non-volatile stored defect pixel data ................................................................. 149
Send defect pixel data to the host ............................................................................ 150
Receive defect pixel data from the host ..................................................................... 150
DPC data: storing mechanism ................................................................................... 150
2 x / 4 x / 8 x binning (F-201C only 2 x vertical binning) ............................................ 151
Vertical binning ..................................................................................................... 152