National Instruments NI Vision 17 Series, Руководство пользователя

Страница: 69 / 88

© National Instruments
|
A-3
NI 17xx User Manual
4.65
μ
m vertical
Binning (1 × 2) ......................................... 4.65
μ
m horizontal,
9.3
μ
m vertical
Maximum frame rate
1
Full scan.................................................... Up to 13 fps
1/2 scan ..................................................... Up to 23 fps
1/4 scan ..................................................... Up to 39 fps
Binning (1 × 2) ......................................... Up to 26 fps
Optical format................................................... 1/2 in.
Sensor readout .................................................. Progressive scan
Bits per pixel..................................................... 8 bits; 256 gray levels
Minimum exposure time................................... 76.68
μ
s
Exposure time increment .................................. 71.6
μ
s
Spectral characteristics ..................................... Refer to Figure A-2
Figure A-2. SXGA Sensor Spectral Response Curve
Gamma.............................................................. 1.0 fixed
Lighting
Direct Drive lighting controller (NI 1752/1754 Only)
Maximum current ..................................... 500 mA continuous; 1 A strobed
Minimum current ...................................... 50 mA
Light requirements
1
Refer to the Maximum Frame Rate section of Chapter 6, Image Acquisition , for more information about
calculating the maximum frame rate for your application.
0.9
0. 8
0.7
0.6
0.5
0.4
0. 3
0.2
0.1
1.0
400 500 600 700
W a velength (nm)
Rel
a
tiv
e Re
s
pon
s
e