Introducing the new nPA-400 refractive index profiler
The nPA-400 is the quick, easy and low-cost way to get the refractive index data you need to verify your standard and specialty fibers. Obtain a complete 2D refractive index profile in seconds!

The nPA-400 is the quick, easy and low-cost way to get the refractive index data you need to verify your standard and specialty fibers. Obtain a complete 2D refractive index profile in seconds!
This video provides an introduction to the Arden range of end-face inspection interferometers. More details are available here VFI end-face interferometer