title: Standard of specular reflectance at near normal incidence for the infrared region.
abstract: The development of a specular reflectance standard at near normal incidence employing aluminum, gold, and silicon for the 2.5-25-microm infrared region is described.
authors.forename: D
authors.initials: D
authors.lastname: Gupta
authors.forename: S P
authors.initials: SP
authors.lastname: Varma