Table 4.

Values of ${\rho }_{\mathrm{surf}}$ for the FBK VUV-HD3 and HPK VUV4 SiPMs.

	FBK VUV-HD3	HPK VUV4
${\rho }_{\mathrm{surf}}$	$(1.72\pm 0.08)\times {10}^{-4}$	$(2.40\pm 0.12)\times {10}^{-4}$