产品主要技术指标:Main specifications are as follows:
1、光纤尺寸fiber diameter:≤ 6μm
2、数值孔径NA:> 0.65
3、真空气密性Vacuum tightness:≤ 1.33×10-11Pa•m3•He/s
4、轴向分辨率axial resolution:100 lp/mm
5、热膨胀系数thermal expansion coefficient: (88±3)×10-7/℃ (20℃-300℃)
6、准直光传输Collimated transmission:> 65%
7、朗伯光传输Lambertian transmission:> 57%
8、剪切畸变cut aberration:< 50μm
9、蛇形畸变snakes aberration:< 75μm
10、像位移image displacement:< 250μm
光纤倒像器(fiber image inverter)