Please provide your email address to receive an email when new articles are posted on . My New York City practice has been a refractive-only practice for more than 25 years, offering the full range of ...

The Brix scale, derived from the refractive index of a solution at 20 degrees Celsius (68 Fahrenheit), is widely known. Originally, it was established by determining the weight percentage of sucrose ...

This video explains why a wave changes direction when it passes from one medium to another, in a process called refraction. The change in direction of a refracted wave can be drawn using a ray diagram ...

The Fisher Scientific™ Abbe Bench-top Refractometer measures refractive indices of liquid and solid samples at D-line (589nm), featuring a combination of the Brix and refractive index (nD) ...