Arden Photonics, a market leader in optical fiber test and measurement equipment, announces the launch of our brand new product, the nPA-400 Refractive Index Profiler! The nPA-400 is a quick and easy way to get the refractive index data you need to verify your standard and specialty fibers and a complete 2D refractive index profile is obtained in seconds! Minimum fiber preparation is required. The clean, efficient graphical user interface allows the user to fully characterise their fibers, with minimal training or experience required. Please contact us at +44 (0) 121 733 7721 or firstname.lastname@example.org for more information.