Recent content by mazee

so are reflections/refractions not accounted for because their effect is negligible or undesired?

Hi, Imagine UV unit used for disinfection of potable water. The turbidity of water is ~0.2 NTU – measured in lab. However at times the on-line analyser for the unit reads above detection limit (>30 NTU) – due to air presence – lots of small air bubbles which clear if sample is left for ~15...