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AT-140GE
7.2.2.
When the full image plus the horizontal OB is transmitted
Offset X=0
Offset Y=4
Width =1408
Height = Effective lines
Note: When the horizontal OB is transferred, the width must be set at its maximum.
7.3. In case of vertical binning and horizontal binning
(0,0)
(0,0)
(704, 0)
OB 4 lines)
OB 16 pixels
OB 4 lines
(0,4)
(0, 4)
OB 8 pixels
(1392,524)
(1408,524)
(0.524)
Fig.19 Vertical binning
(696, 1044)
(704, 1044)
(0,1044)
Fig.20 Horizontal binning
7.4. Digital video output (Bit allocation)
Although the AT-140GE is a digital camera, the image is generated by an analog
component, the CCD sensor. The table and diagram below show the relationship
between the analog CCD output level and the digital output.
CCD out
Analog Signal *
Digital Out(24Digital Out(32-bit)
bit)
Black
Setup 3.6%,
8LSB
32LSB
25mV
200mV
700mV
222LSB
890LSB
230mV
800mV
255LSB
1023LSB
1023
White Clip Level
890
100% Level
Digital Out [LSB]
The standard setting for 10-bit
video level is 890 LSB. 200 mV CCD
output level equals 100% video
output.
32
0
Black Level
25
Fig.21
- 19 -
Analog Signal [mV]
700 800
Digital output (10-bit output)