球燈規格 IDD-K80DW
環燈規格 IMAR-80W
OPTAR 遠心鏡頭 TV-05F-110
拍攝環境(球燈)
放置待測物的黑色壓克力厚度為2mm
遠心鏡頭到物體表面工作距離為134mm
光源到物體表面為65mm
球燈
球燈 色卡測試 亮度(9V)
Example：環燈\磁針
Color Correction
Contrast:90, Gamma correction:6
After color correction
Find Contours
Canny thresh: 239
Canny thresh: 222
Canny thresh: 183
Conclusion
- Contours could be found after color correction.
- The contours inside the body of pivot arm, indicate the interesting locations, where defeats may exist.