Optical constants of BARBERINI - Sun Protection
D1219: S 4994
Complex refractive index (n+ik)
Derived optical constants
Comments
20 °C
Sun Protection Glass; Colour: grey; Application: medium tinted sunglare filter with high UV- absorption filter category 2 acc. to DIN EN 1836 (for τv < 18% filter category 3)
References
Barberini D1219 glass specifications, 2010-08
Data
Additional information
About
Barberini GmbH is a German branch of Barberini S.p.A., the Italian company specializing in ophthalmic materials. Barberini GmbH has been formed after Barberini acquired the ophthalmic division of Schott AG in 2010. Barberini GmbH is renowned for its expertise in crafting high-quality optical glass, with a special focus on premium sunglass lenses. Headquartered in Germany, the company has carved a niche in the eyewear market by offering lenses that excel in optical clarity, durability, and ultraviolet protection. Utilizing mineral glass as a base material and incorporating advanced treatments like anti-reflective coatings, polarization, and photochromic technologies, Barberini caters to a discerning clientele that prioritizes both quality and performance. Their lenses find applications in high-end eyewear as well as specialized optical systems, making Barberini a leader in the premium optics industry. Given their commitment to quality and innovation, Barberini GmbH has become the lens of choice for several prestigious eyewear brands seeking to provide their customers with unparalleled optical excellence.
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