Table 5.

Comparison of CVs of MC-simulated reflectance between NA = 1.0 with NA-conversion and NA = 0.12.

Photon number	NA of fiber	Conversion to low NA	SDS (cm)
			0.8	1.5	2.12	3	3.35	4.5
${10}^9$	1.0	Yes	0.42%	0.80%	1.42%	3.60%	4.15%	8.21%
${10}^9$	0.12	No	0.87%	2.60%	2.51%	7.21%	8.42%	25.80%
${10}^{10}$	0.12	No	0.45%	0.87%	0.86%	1.79%	2.64%	8.30%
$2\times {10}^{11}$	0.12	No	0.10%	0.19%	0.19%	0.40%	0.59%	1.86%