refraction coefficient /SCIENCE,ENG-ELECTRICAL/
[DE] Refraktionskoeffizient
[EN] refraction coefficient
[FR] coefficient de réfraction
index of refraction,optical index,refraction coefficient,refractive index /SCIENCE,INDUSTRY-CHEM/
[DE] Brechungsexponent; Brechungsindex; Brechungskoeffizient; Brechungszahl; Brechzahl
[EN] index of refraction; optical index; refraction coefficient; refractive index
[FR] coefficient de réfraction; indice de réfraction