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Power saving concept. Hands holding new Light Emitting Diode ( LED ) light bulb with light on and blur spiral compact-fluorescent (CFL) bulbs behind for copyspace. Stock Photo | Adobe Stock
The Light-Emitting Diode (LED) — 1000Bulbs Blog
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Brighter and More Efficient Solid-State Lighting using Laser Diodes | by David Latchman | Medium
160pcs 5mm 7 Color LED Diodes, Round Head DIY Electronic Component LED Diode Lights, Emitting Diodes Bulb LED Lamp for Science Project Experiment: Amazon.com: Industrial & Scientific
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