ALLIED Vision Technologies Oscar F-810 - Manual (Page 138)

Video formats, modes and bandwidth
OSCAR Technical Manual V2.4.0
138
Oscar F-510C: AOI frame rates
Frame rates differ for the progressive scan mode and the field read out mode
(or interlaced mode).
Oscar F-510C: progressive scan mode
For progressive scan mode (i.e. fixed formats and Format_7, Mode_2), the
following formula applies:
Formula 8: Frame rate calculation progressive scan mode Oscar F-510C
AOI height T
frame
/ s Frame rate / fps
980 0.132 7.585
960 0.129 7.737
960 0.129 7.737
600 0.083 12.081
480 0.067 14.862
240 0.036 27.548
120 0.021 48.058
Table 57: Frame rates progressive scan Oscar F-510C
Figure 58: Graph of frame rate in progressive scan mode Oscar F-510C
frame rate
1
T
Ch eTrans arg
T
Dummy
T
Dump
T
Scan
+ + +
----------------------------------------------------------------------------------------------- =
frame rate
1
230µs 1038 AOI_HEIGHT – ( ) x 4.9µs AOI_HEIGHT 134µs × + +
------------------------------------------------------------------------------------------------------------------------------------------------------------- =
Frame rate = f(AOI height)
0
10
20
30
40
50
60
0 100 200 300 400 500 600 700 800 900 1000 110
AOI height / pixel
Fr
a
m
e
r
a
te
/
f
p
s
OF-510C Progressive (Format_7 Mode_2 and all fixed modes)