Charles Kao’s Notes made in 1963 – Set B Charles’ notes from when he first joined the optical communications project. Second Set – 10 Pages 1 "Dramatis Personae" 2 "Work being done + information required" 3 Lasers "Manufacture, Experimental" "Further Development" 4 Lasers "HeNe Laser - Simon Laurence, GaAs" 5 "Modulators, GaAs & KDP" 6 "Detector" 7 "Laser, pulse" "1.7.63" 8 Five circled items 9 Optical transmission system block diagrams 10 "S. Saito Tokyo"