TY - CONF AU - Griesmann, Ulf AU - Machkour-Deshayes, Nadia AU - Kim, Byoung AU - Wang, Quandou AU - Assoufid, Lahsen C2 - SPIE - Optics and Photonics, San Diego, CA DA - 2005-07-31 LA - en M1 - 5878 PB - SPIE - Optics and Photonics, San Diego, CA PY - 2005 TI - Uncertainties in Aspheric Profile Measurements with the Geometry Measuring Machine at NIST ER -