Light-Emitting Diodes: A Primer | light sources | Photonics Handbook | Photonics Marketplace
Best to Buy Full Spectrum 13W LED Grow Light Bulb for Veg and Flower, PAR38 E26 Base (Red 610-640 nm, Blue 450-470 nm) - - Amazon.com
Best to Buy Full Spectrum 45W LED Grow Light Bulb for Veg and Flower, E26 Base 120SMD3528,120V ,72red,48 blue (Red 610-640 nm, Blue 450-470 nm) - - Amazon.com
![Discount China Wholesale Red 640nm 3W High Power LED on star PCB for Plant Growing [G-3PB42R140A1-R]- US$2.00 - LED Store for effective and professional HIGH POWER LEDs](https://www.leds-global.com/images/v/201708/a/15021739191.jpg "Discount China Wholesale Red 640nm 3W High Power LED on star PCB for Plant Growing [G-3PB42R140A1-R]- US$2.00 - LED Store for effective and professional HIGH POWER LEDs")
Discount China Wholesale Red 640nm 3W High Power LED on star PCB for Plant Growing [G-3PB42R140A1-R]- US$2.00 - LED Store for effective and professional HIGH POWER LEDs
LED SMD 1206 Red 640 nm 6 mcd 2.0V - VCC
20 MA Current Led Chip Light 620 Nm / 640 Nm / 660 Nm Low Consumption
5pcs 10W LED Red 640nm High Power 260 300LM 1050MA LED light For DIY|light for|led light10w led red - AliExpress
4-Wavelength High-Power LED Source
Free shipping 10pcs Red 3W 640nm High Power LED on star PCB for Plant Growing|high power led|power ledled high power - AliExpress
Thorlabs - MPRP1D2 455 nm (12.5%) / 640 nm, 275 mW (Min) LED on Metal-Core PCB, 300 mA
Best to Buy Full Spectrum 9W=65W LED Grow Light Bulb for Veg and Flower, PAR38 E26 Base (Red 610-640 nm, Blue 450-470 nm) - - Amazon.com
1W 3W LED Chip 620nm 630nm 640nm 650nm 660nm LED Diode Epileds - China 1W LED, 3W LED | Made-in-China.com
10PCS 3W Deep RED 640nm LED Plant Glow Light Emitter with 20mm star base | eBay
VAOL-10GAT4 - Vcc (visual Communications Company) - LED, Red, Through Hole
RED LED CHIPS (620 - 640 nm) : CoreRay l Laser Total Solution
LED Phototherapy Equipment BS-LED1 With 460nm Blue Light and 640nm Red Light – LUMSAIL MEDICAL & AESTHETICS INDUSTRIAL INC.
Best to Buy Full Spectrum 18W LED Grow Light Bulb for Veg and Flower, PAR38 E26 Base (Red 610-640 nm, Blue 450-470 nm) - - Amazon.com
5Colors 640nm Red Light Therapy Infrared LED Beauty Device Anti Aging for Full Body Skin Pain Relief Red Grow Health Care Light|LED Mask| - AliExpress
50PCS/Lot LED 1W 3W 3535Package Deep Red 640nm 645nm 650nm 655nm Diode For Laser Led Light|Light Beads| - AliExpress
UV LED and Solid-State Wavelengths - Phoseon Technology Innovative UV LED Technology
