78Alvium USB Cameras User Guide V4.6.1
Specifications
ROI frame rates
Values were measured as defined in Specified values on page 67.
To reach the maximum frame rate available for this setup, the bandwidth for image
traffic is 200 MByte/s. Increasing the
DeviceLinkThroughputLimit value does
not increase frame rates.
Image
format
Width
[pixels]
Height
[pixels]
ROI
area
[MP]
Frame rate [fps]
1
450 MByte/s 375 MByte/s 200 MByte/s
Full
resolution
656 520 0.341 249.2/231.0/133.0
VGA 640 480 0.307 267.9/248.3/143.0
HVGA 480 320 0.154 384.9/356.4/205.2
QVGA 320 240 0.077 494.1/457.2/262.7
HQVGA 240 160 0.038 683.2/634.4/365.0
QQVGA 160 120 0.019 849.9/789.2/454.6
Max. × half 656 260 0.171 450.4/416.9/241.0
Max. × min. 656 8 0.005 2340.8/2138.5/1286.8
Min. × max. 8 520 0.004 252.3/234.3/134.1
Min. × min. 8 8 64 P 2644.2/2455.3/1405.9
1
Mono8 at SensorBitDepth = 8-Bit
(2)
/ Mono10 at SensorBitDepth = 10-Bit /
Mono12 or at SensorBitDepth = 12-Bit
2
The SensorBitDepth value must be set separately from PixelFormat.
See
Sensor ADC readout modes for maximum frame rates on page 68 for details.
Table 21: Alvium 1800 U-030 VSWIR ROI frame rates
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