A. Schirmacher

Papers

Total Citations

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About

A. Schirmacher is a researcher at the Physikalisch-Technische Bundesanstalt (PTB), specializing in optical metrology, radiometry, and gonioreflectometry. Their key contributions center on advancing the accuracy of spectral radiance factor measurements through innovative instrumentation. Schirmacher’s most notable work, “Novel LED-based radiation source and its application in diffuse reflectometry and polarization measurements” (2022), introduces a custom-built LED sphere radiator (LED-SR) designed to improve the performance of PTB’s robot-based gonioreflectometer. This source enhances temporal stability, spectral coverage, and homogeneity, directly impacting diffuse reflectometry and polarization studies. While still early in its citation impact (2 citations), the work represents a significant technical achievement in calibration science, offering a practical solution for high-precision optical characterization. Schirmacher’s research bridges the gap between fundamental radiometry and applied measurement techniques, supporting industries reliant on accurate reflectance standards. Their ongoing efforts at PTB underscore a commitment to developing robust, reproducible light sources that enable more reliable optical measurements, a cornerstone for both scientific research and industrial quality control.