The group c. 2023 (Left to right: Me, Uma, David, Suba, Shamir, and Praneeth.)Uma measuring wavefront (during the pandemic, 2021).David measuring IR scatter (2021).Praneeth processing Al-coated silica (2020).David inspecting a litho mask (2019).The group c. 2018 (Left to right: Me, Tom, Karteek, Chris, Anton, and Abigail.)Abigail etching (2017).Gopal developing processes (2016).Raj sputtering thin films (2015).Kylen profiling fibers (2014).Me with a large optical laser window (looking always busy…)Our International Outreach visitors from Tokyo (2016).