L₁

L₂

ε_F

Estimated ε_F

Deviation in ε_F

Fiber 1

94.6

97.5

3.1%

6.0%

−2.9%

Fiber 2

129.1

134.7

4.3%

4.9%

−0.6%

Fiber 3

105.9

111.6

5.3%

5.4%

−0.1%

Fiber 4

126.0

131.1

4.0%

5.4%

−1.4%

Fiber 5

86.8

90.3

4.0%

5.8%

−1.8%