In intensity-modulated type optic fiber sensors, luminous intensity of a light source and operating stability of photoelectric receiver are the key factors for determining measuring accuracy.
在强度调制型光纤传感器中，光源发光强度和光电接收器工作的稳定性，是决定测量精度的关键因素。
2
The test results show that the luminous intensity of hollow center optical fiber changes obviously with the strain of the sheet.