File:Red-YellowGreen-Blue LED spectra.png - Wikimedia Commons
Amazon.com : 2023 Upgraded VIPARSPECTRA P2500 Led Grow Lights for Indoor Plants Full Spectrum, Dimming Daisy Chain Grow Lamp for Veg Bloom in 4x2/3x3 Grow Tents Greenhouses : Patio, Lawn & Garden
FGI Far Red LED Grow Light. Supplemental 700-760nm Exteneded Spectrum. Emerson Effect and Additional PAR Booster.
LED spectroscopy
Yujileds Launches the New Nourish Series LEDs 3.0μmol/J Efficacy with Specific Spectra — LED professional - LED Lighting Technology, Application Magazine
BlueMax™ 12w Par30 LED Floodlight, Replaces 75w Incandescent bulb – Full Spectrum Solutions, Inc.