Pco edge - Page 17

6 Camera Control for the pco.edge
pco.edge User Manual V1.03 © PCO AG, Germany 17
exposure stop & readout
reset & exposure start
band of simultaneous exposure
Exposure time < Sensor frame readout time (Auto Sequence)
In case the required exposure is shorter than the frame readout time, the
image is composed of two exposure bands moving from the outside to the
center of the sensor.
For example, the shortest exposure time in RS is 500µs. The band of
simultaneous exposure is in this case (smallest possible height):
Camera (RS only)
Interface
MHz
time per row
min. number
of simult. rows
pco.edge 4.2
pco.edge GOLD 4.2
USB 3.0
110
24.10 µs
20
pco.edge 4.2
Camera Link
95.3
27.60 µs
18
272.3
9.65 µs
51
pco.edge 5.5
pco.edge GOLD 5.5
USB 3.0
86
30.50 µs
16
pco.edge 5.5
Camera Link
95.3
27.52 µs
18
286
9.17 µs
54
Previous comments on image distortion (also known as “Rolling Shutter
Effect”) apply here as well.
expos
(OUT)
trigger
(IN)
busy (OUT)
start
tframe
t all rows 2nd image
t all rows 1st image