This event has passed. Diffraction Gratings: What Can’t They Do? ” April 28, 2021 @ 3:30 PM - 4:30 PM EDT Speaker(s): Dr. Chris Palmer, Rochester, New York, 14623, Virtual: https://events.vtools.ieee.org/m/267246 Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Website: https://events.vtools.ieee.org/m/267246 Venue Rochester, New York, 14623, Virtual: https://events.vtools.ieee.org/m/267246