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Is it possible?

I know that LED’s can pass a current when a light if shown into them so I was just wondering if a peltier cooler works by heat Converted to current than wouldn’t using an led work just as well by converting light to current that could be measured?

Hello I was wondering if this device could be hooked up to a meter and used as an LPM?

https://www.popularmechanics.com/science/a34094866/best-solar-powered-laser/

I was wondering if anyone had ever tried this or if anyone had any good ideas for what to use . I am going to make an attempt using a couple different methods I will report back.

Here it is

I have been carrying these guys in my pocket at home and at work and using them every day for almost 2 years and they still work great.They have been my wind proof lighters on many cold wet construction sites.

Hey guys I was wondering if anyone had contact info or site info on how I can purchase a Lem ticket for Delaware’s upcoming event in August.I have tried to sign up at photolexicon but cannot get past the reference and anti robot check to create an account.

Hey guys I just saw somewhere that Selem 2021 was going to be in Newark Delaware is this true? If so this is great I happen to live in Newark and have wanted to attend one of these for a couple years.

I was wondering if anyone has attempted to pump a dye laser with any of these multiple emitter high power chips such as the osram or the Nichia nubm38-31-36 ?

More to come

I just read something about Tdcs or low voltage neuroelectro stimulation and had a thought that maybe lasers do something similar.But even if this is proven incorrect I did have to learn a lot to be able to build a laser so it can still be considered a true statement.lol

Just playing around at work !

Various 1w+ builds.More pictures to come.

Brass /copper heat sink /module /2part epoxy /right angle flashlight

3 latest builds!

445 4w 520 1w+

Host is a streamlight pro tac 90.

Hello ! I just ordered this laser pointer from the epay .I will be sure to report back when it arrives .I know the heading says 1 mw .If you find the item and read further it states that it is actually 60 mw .

At 100’