請問CCD灰度分辨率？謝謝 0f^.zt{T
如果灰度變化范圍很少，如從240-244，那么在CCD能夠分辨出來嗎？即人眼通過CCD是否能夠分辨出來嗎？能分辨的最小范圍一般由什么決定。人眼能分辨的灰度級在50-60，也即差不多需要64灰度時(shí)人眼能夠分辨。請問CCD（黑白的）灰度分辨率是由什么決定的？比方如下參數(shù)的CCD能夠分辨的最小灰度范圍。對CCD不懂，不知道是否表達(dá)清楚。 IFxI>6<&
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Sensor: 1/3" IT CCD, 768(H) x 494(V) E<uOk
Resolution: Horizontal: 570 TVL !j9i =YDb
Vertical: 350 TVL }NCvaO
Signal to Noise: 57 db ?vFh)U
Gain Range: >18db 05B+WJ1
Enhancement: 0db to +8db @ 5MHz. rbPs~C-[
Electronic Exposure Range: 1/60 to 1/50,000 sec. ef&@aB
Minimum Illumination: 0.007 lux for 20% video out j\f$r,4
(w/ f/1.2 lens) (No IR Filter) 3+3m`%G
Back Focus Adjustment: ± 1.9mm Q ~JKKq
Lens Mount: "CS" or "C" (with adapter) 1`lFF_stkP
Input Power: +12VDC @ 200mA fR4l4 GU?)
Dimensions: 2¼"(W) x 2½"(H) x 5"(L) &. hRVW(
Weight: 1 lb. L_"(A
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Operating Temperature: 0ºC to +40ºC
