Smartek UCC User Manual page 47

Frame
Start
Line 1
Line 2
Line 3
Line 4
Line 5
Line 6
Line 7
Line 8
Line N-1
Line N
t
Beyond the illumination period t
shutter effect. The timing of illumination or mechanical shutter can be calculated with the formulas below.
Delay of illumination / shutter open:
On time of illumination / shutter open:
t
Exposure
t
ReadRow
IlluminationDelay
Figure 30: Electronic Rolling Shutter Frame Readout
, ideally no light falls onto the sensor, to fully remove the rolling
Illumination
t
IlluminationDelay
t = t
Illumination Exposure
t
Illumination
= t × (ImageHeight − 1)
ReadRow
− (t × (ImageHeight − 1))
ReadRow
41
User Manual - twentynine
t
FrameReadout
t
ReadRow
Readout
Exposure
SMARTEK Vision | User Manual - twentynine | Doc. v1.0.2
t