March 23, 2006
Author(s)
James A. Fedchak, Adriaan C. Carter, Raju V. Datla
The Low Background Infrared calibration (LBIR) facility at the National Institute of Standards and Technology (NIST) is developing a relative aperture area instrument to measure the areas of apertures with diameters ranging from 5 mm to 0.05 mm. NIST