Do high index lenses need anti-reflective coating?

Do high index lenses need anti-reflective coating?

Trivex is similar to polycarbonate in that it is also incredibly impact-resistant. Other benefits of Trivex include fewer chromatic aberrations than polycarbonate, in fact it is the lightest lens material. Typically, a production line includes multiple washing and rinsing baths, including ultrasonic cleaning to eliminate any traces of surface contaminants. This is followed by air…

Do anti-reflective glasses work?

Do anti-reflective glasses work?

In the 80’s and 90’s, anti-reflective AR coatings had a single layer which may craze, scratch or smudge easily. Today’s AR coatings includes a harder layer of scratch resistant coating, along with oleophobic (anti-oil), hydrophobic (anti-liquid), and anti-static layers. These extra layers help repel things that result in smudging and scratching. They also create the…