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In 2020, Gray Optics saw a surge in demand from manufacturers of COVID-19 point-of-care tests. Founded in 2017, the Portland company develops advanced imaging technologies and optical systems for biomedical, life sciences and industrial applications. With the pandemic, manufacturers of point-of-care tests, which provide disease detection and diagnosis within minutes, asked founder Daniel Gray and his team to design custom optical systems that are an integral part of the tests. The challenge? Many rapid tests rely on fluorescence detection using a lens that must be precisely aligned, with rega...

JEE Main paper analysis of Feb 26 evening shift: Questions based on NCERT concepts, check details here Check detailed JEE Main 2021 subject-wise report based on the inputs provided by students. advertisement UPDATED: February 27, 2021 11:10 IST JEE Main paper analysis of Feb 26 evening shift: Questions based on NCERT concepts, check details here HIGHLIGHTS Most of the questions were either directly taken from NCERT or were closely based on NCERT concepts.  The Chemistry paper was easy to moderate; almost all the topics were covered. In Physics, some of the questions involved lengthy calcula...

Courtesy / Gray Optics Gray Optics founder Dan Gray doubled his staff this year as demand surged for precision optical components used in COVID-19 tests. He’s seen here holding a laparoscope for a different application. Founded in 2017, Gray Optics develops advanced imaging technologies and optical systems for biomedical, life sciences and industrial applications. This year, the Portland company saw a surge in demand from manufacturers of COVID-19 “point-of-care” tests, which provide disease detection and diagnosis within minutes. Test manufacturers have come to Gray Optics asking for ...