ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,632, issued on April 14, was assigned to Thermo Electron Scientific Instruments LLC (Madison, Wis.).
"Auto-focus for spectrometers" was invented by Alexander Grenov (Madison, Wis.), Min Yan (Verona, Wis.) and Mike Bradley (Fitchburg, Wis.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and systems for automatically adjusting a sample position in a spectrometer, such as a Fourier-transform infrared (FTIR) spectrometer, are described. The sample may be automatically positioned using an auto-focusing procedure. For example, images including an aperture marker are acquired by directing light towards the sample via an aperture. The sample positio...