The earliest exploration of the photovoltaic effect dates to 1839, when Edmond Becquerel (father of Henri Becquerel, discoverer of radioactivity), created an electric current by placing silver chloride in acid and exposing it to light.
If you are GP and raising a fund now - your first slide should have two points on it -
1) How long have you been in business
2) what’s your dpi
All other points can come later.