Table 2.

Average total transmittances, maximum transmittance ratio, and light wavelength of maximum transmittance ratio of Nb₂O₅ thin films.

Atmosphere	Temperature	Average Total Transmittance	Maximum Transmittance Ratio	Light Wavelength (nm)
10% O2	RT	74.42%	85.73%	361
	200 °C	74.15%	90.78%	382
	300 °C	73.87%	91.06%	387
	400 °C	75.17%	91.54%	402
20% O2	RT	73.82%	-	-
	200 °C	69.90%	-	-
	300 °C	68.42%	-	-
	400 °C	64.72%	-	-