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.