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.

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.

A site devoted to testing of LEDs in all common chemistries. Includes test target illumination photos of many LED samples, LED museum, and LED flashlight testing.

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.

Why is Gallium Arsenide Used in LEDs?, by Chris Baker

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.

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.

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.

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.

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.

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.

Nobel Prize in Physics 2014: Why Were Blue LEDs so Hard to Make?

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.

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.

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.