![Tube Time on X: "this is the Monsanto MAN-1, the world's first 7-segment LED display. it came out in 1969. (technically this is the MAN-1A variant with dark red plastic instead of Tube Time on X: "this is the Monsanto MAN-1, the world's first 7-segment LED display. it came out in 1969. (technically this is the MAN-1A variant with dark red plastic instead of](https://pbs.twimg.com/media/D229uXrU0AAW_LM.jpg)
Tube Time on X: "this is the Monsanto MAN-1, the world's first 7-segment LED display. it came out in 1969. (technically this is the MAN-1A variant with dark red plastic instead of
![Case Study: Monsanto's First All-LED Retrofit Improves Lighting Quality, Safety And Energy Efficiency | Manufacturing.net Case Study: Monsanto's First All-LED Retrofit Improves Lighting Quality, Safety And Energy Efficiency | Manufacturing.net](https://img.manufacturing.net/files/base/indm/all/image/2015/12/mnet_171988_monsanto_acquity.png?auto=format%2Ccompress&fit=max&q=70&w=1200)
Case Study: Monsanto's First All-LED Retrofit Improves Lighting Quality, Safety And Energy Efficiency | Manufacturing.net
![LEDs - Gallium Indium Nitride UV, violet, purple, blue, aqua, turquoise, green, white. Also Gallium Arsenide and others. New LED MUSEUM! GaN, InGaN, SiC, GaAs, GaP, GaAlP, ZnSe, flashlight, flashlights. LEDs - Gallium Indium Nitride UV, violet, purple, blue, aqua, turquoise, green, white. Also Gallium Arsenide and others. New LED MUSEUM! GaN, InGaN, SiC, GaAs, GaP, GaAlP, ZnSe, flashlight, flashlights.](http://www.ledmuseum.net/can50.jpg)