Allied Vision Technologies AVT Marlin, Техническое руководство, Страница: 121 / 247

Controlling image capture
MARLIN Technical Manual V2.4.0
121
Exposure time offset
Minimum exposure time
Example Marlin F-033
register value x time base + offset = exposure time
100 x 20 µs + 12 µs = 2012 µs exposure time
Camera model Exposure time offset
Marlin F-033 12 µs
Marlin F-046 12 µs
Marlin F-080 30 µs
Marlin F-080-30fps 17 µs
Marlin F-145 26 µs
Marlin F-146 26 µs
Marlin F-201 39 µs
Marlin F-131
<
1 µs
Table 43: Camera-specific minimum exposure time
Camera model Minimum exposure time Effective min. exp. time
= Min. exp. time + offset
Marlin F-033 20 µs 20 µs + 12 µs = 32 µs
Marlin F-046 20 µs 20 µs + 12 µs = 32 µs
Marlin F-080 20 µs 20 µs + 30 µs = 50 µs
Marlin F-080-30fps 20 µs 20 µs + 17 µs = 37 µs
Marlin F-145 12 µs 12 µs + 26 µs = 38 µs
Marlin F-146 20 µs 20 µs + 26 µs = 46 µs
Marlin F-201 20 µs 20 µs + 39 µs = 59 µs
Marlin F-131 10 µs 10 µs + 0 µs = 10 µs
Table 44: Camera-specific minimum exposure time
Camera Register value Timebase
Marlin F-033 100 20 µs
Table 45: Register value and Timebase for Marlin F-033