Commonly Used LED Emitter Index

saradanyal94

Newly Enlightened
Joined
Sep 10, 2020
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1
[FONT=&quot]Which emitter is the most efficient, say if you wanted to build one for ultralight backpacking to last the longest time possible on a single AA/14500 battery?[/FONT]
 

CuriousOne

Enlightened
Joined
Oct 14, 2012
Messages
808
Hello, long time no post here. Can anyone help IDing this "cree" LED ?
creeled.jpg
 

thermal guy

Flashaholic
CPF Supporter
Joined
Jan 28, 2007
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8,347
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ny
Anyone know what led is in my U2 digital ultra? Has a wire coming in from opposing sides and a football grid in the die. A lux V?
 
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