RED
Spectrographic plot of a 1970s-era axial lead red LED.
Spectrographic plot of a 1970s-era red LED.
Spectrographic plot of an elongated-body 1970s-era red LED.
Spectrographic plot of an almost flat-lensed 1970s-era red LED.
Spectrographic analysis of a red single lead 1970s LED.
Plot does not reach the top of the chart because the intensity is too low.
Spectrographic plot of a 1970s-era red LED.
Spectrographic analysis of the red LED in the CMG Bonfire Blaze Tent Light.
Spectrographic analysis of the red LEDs in the TM-P19S LED Light Bulb.
Spectrographic analysis of the red LEDs in the Vector 2-Way Flashlight.
Spectrographic analysis of the red LED in the Eddie Bauer Micro Opto Flashlight (aka Nano Lenser).
Spectrographic analysis of the red LEDs in the ViewPoint Flashpoint Bicycle Taillight.
Spectrographic analysis of the red LED in the Gerber Mantis Clamp Lamp.
Spectrographic analysis of the red LEDs in a bicycle taillight.
Spectrographic analysis of a Zexstar 4-chip 10mm red LED.
Spectrographic analysis of an ETG-5TS630-30 red LED.
Spectrographic analysis of an old Motorola # NTK 7011 red LED.
Spectrographic analysis of the red LEDs in a TGE Backlit LED Keyboard.
Spectrographic analysis of a 1960s red LED.
Photograph of the actual LED used for this test.
Spectrographic analysis of the red LED in an LRI Proton flashlight.
5mm red LEDs in an Initial Lights Headlamp.
10mm red LEDs in an EF-3K Electronic Flare Kit.
5mm red LED in an eternaLight Derringer.
Spectrographic analysis of the red LEDs in the Inova 24/7 Flashlight.
Spectrographic analysis of the red LEDs in the Laser & Beacon 7-LED Headlight.
ORANGE
Spectrographic analysis of a very early-1970s orange LED.
Photoigraph of the actual orange LED used for this test.
Spectrographic analysis of an orange 5mm LED.
YELLOW
Spectrographic analysis of the amber nightlight LED in the Coleman Endurance 6xLED Light.
Spectrographic analysis of the amber/yellow LED in the Eflare EF510 Electronic Flare.
Spectrographic analysis of the yellow LED in the Smart Candle.
Spectrographic analysis of the yellow LED in the CMG Infinity.
Spectrographic analysis of the yellow LEDs in the Inova 24/7 Flashlight.
YELLOW-GREEN
Spectrographic analysis of a yellow-green 5mm LED.
Spectrographic analysis of a very old yellow-green LED.
Here is a photograph of the actual LED used for this test.
GREEN
Spectrographic analysis of the green LEDs in a Solar Rechargeable LED Warning Light.
Spectrographic analysis of a Nichia NSPG510T green LED.
Spectrographic analysis of the green LEDs in the TM-P19S LED Light Bulb.
Spectrographic analysis of the green LED in the Gamma Ray Flashlight.
Spectrographic analysis of the green LED in the Safe Light Super Bright.
Spectrographic analysis of the green LED in the CMG Infinity.
BLUE-GREEN
Spectrographic analysis of the turquoise LED in the Pelican L1.
Spectrographic analysis of a blue-green LED, ETG Tech # ETG-5MN490-15.
Spectrographic analysis of the blue-green LED in the Arc-AAA Flashlight.
BLUE
Spectrographic analysis of a Fox 3mm blue LED, high current.
Used pulses of 1µS with a 200µs pause between each (0.5% duty cycle); up to 900mA per pulse.
Note the superluminescent emission at ~365nm when pulsed at high current.
Spectrographic analysis of a Nichia NLPB MQW blue LED, high current.
Used pulses of 1µS with a 200µs pause between each (0.5% duty cycle); up to 900mA per pulse.
Note the superluminescent emission at ~385nm when pulsed at high current.
Spectrographic analysis of a Panasonic 450nm broadband blue LED, high current.
Used pulses of 1µS with a 200µs pause between each (0.5% duty cycle); up to 900mA per pulse.
Note the strong superluminescent emission at ~385nm when pulsed at high current.
Spectrographic analysis of a Nichia NSPB500 broadband blue LED; circa. 1998, high current.
Used pulses of 1µS with a 200µs pause between each (0.5% duty cycle); up to 900mA per pulse.
Spectrographic analysis of the blue LED (labelled as "purple") in the Laser LED Light Cannon.
Spectrographic analysis of the blue LED in the Laser LED Light Cannon.
Spectrographic analysis of the blue LEDs in the Inova X5.
Spectrographic analysis of a Fox Group 5mm clear LED.
Spectrographic analysis of a Fox Group 3mm diffused LED.
Spectrographic analysis of the blue LEDs in the TM-P19S LED Light Bulb.
Spectrographic analysis of the blue LEDs in a Lunar Accents LED Headlight Accent Kit.
Spectrographic analysis of a LUMITRONIX® 0.5 watt blue LED.
Spectrographic analysis of the blue LEDs in a Solar Rechargeable LED Warning Light.
Spectrographic analysis of the blue LEDs in a Saitek Eclipse Keyboard.
5mm blue LED in a LEDS1020 LED Laboratory Light Source.
Spectrographic analysis of a 10mm blue LED.
Spectrographic analysis of a Roithner Lasertechnik L5R460 "Dashboard Blue" LED.
Spectrographic analysis of the blue LED in the Safe Light Super Bright.
Spectrographic analysis of the blue LEDs in the Coast® LED-Lenser® LL7460BRG V2 16x Blue LED Stainless flashlight w/rubber grip.
VIOLET/UV
The UVA LEDs in the 12-LED 370nm UV LED Flashlight.
The NUV LEDs in the 32xNUV LED Regulated Mag Retrofit.
A 350nm UV LED.
A 360nm UV LED.
The NUV LEDs in the Cliplight 'Vector 4' UV LED Light
A 420nm blue-violet LED.
The NUV LEDs in the Cliplight 'Vector 7' Rechargeable UV LED Light
The 5mm NUV LEDs in the Peak 1xAA 5xNUV LED Flashlight.
The 5mm NUV LEDs in the Peak 1xAAA 3xNUV LED Flashlight.
The 5mm NUV LEDs in the 28xNUV LED Flashlight.
The 5mm near-UV LEDs in the White/UV LED Laser Module.
Spectrographic analysis of the NUV LED in the Inova X1 UV Flashlight.
Spectrographic analysis of the NUV LEDs in the Inova X5T UV Flashlight.