Special protection, lightingluminous dffciency, high bright, small luminophor, long life, excellent color rendering index.
该灯玻壳内设有反射层,高发光效率,高亮度,体积小,寿命长,光色好,显色性能好。
英语百科
Color rendering index
A color rendering index (CRI) is a quantitative measure of the ability of a light source to reveal the colors of various objects faithfully in comparison with an ideal or natural light source. Light sources with a high CRI are desirable in color-critical applications such as neonatal care, photography and cinematography. It is defined by the International Commission on Illumination (CIE) as follows: