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Chapter 5 Image Acquisition
NI 17xx Smart Camera User Manual 5-6 ni.com
end of the exposure pulse. The end of an exposure starts the image readout
from the sensor.
The maximum trigger rate is determined by the maximum frame rate
for your configuration. Refer to the Maximum Frame Rate section for
information about the factors that affect the maximum frame rate.
Maximum Frame Rate
Frame rate is the inverse of the frame period. The frame period is the time
from the start of exposure on one frame to the start of exposure on the next
frame, as shown in Figure 5-2.
Figure 5-2. Frame Period
The frame period is affected by the following factors:
• Partial scan mode, as described in the Partial Scan Mode section of
Chapter 3, NI Smart Camera Image Sensor
• Binning mode, as described in the Binning section of Chapter 3,
NI Smart Camera Image Sensor
• Exposure time, as described in the Exposure section of this chapter
• Lighting mode, as described in Chapter 4, Lighting
• Trigger delay, as described in the External Trigger section of this
chapter
1Frame Period
Trigger
Exposure
Image Readout
1