High S/N Mode - JAI AD-131GE User Manual

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High dynamic range 3
In this mode, the ratio of camera 0 video signal is smaller than that of camera 1.
100%
100%
Maximum dynamic range is:
Maximum dynamic range
Camera #0 setting
Camera #1 setting
When the high dynamic range mode is activated, the same composed output can be fed through
both GigE-1 and GigE-2. Set the appropriate output port to capture the image.
BW CCD 1
BW CCD 2
If the composition process is to be done on the host PC instead, set the sync mode to Sync and
use individual output from camera #0 and camera #1 to compose a high dynamic range image.
Sync mode
High dynamic
SYNC
10.5.3

High S/N mode

In this mode, each sensor output is synchronized and has the same exposure time. The image
average of the two signals is the output. The shutter and trigger settings for Camera #0 are
applied to Camera #1. The same video output is fed through GigE-1 and GigE-2 and can be
captured by setting the appropriate port.
AD-131GE
Camera 0
Incoming light
Camera 1
Incoming light
Fig.37 Composition of two images
Image
Process
MIX
Image
Process
Fig.38 High dynamic range output
Sync Shutter
Auto Individual setting
sync Individual setting
Composed video
100%
Incoming light
120 dB
31 = 1/31 sec
87,000 = 1/87,000 sec
Frame
MAC PHY
Memory
Frame
MAC PHY
Memory
Trigger mode
Continuous
Continuous, EPS,
Delayed EPS
51
Camera 1
Camera 0
RJ45 GigE-1
RJ45 GigE-2
Output
Composed out
Individual
Process in PC