933

Why It Was Almost Impossible to Make the Blue LED (youtu.be)

submitted 9 months ago by Whirling_Cloudburst@lemmy.world to c/technology@lemmy.world

205 comments fedilink hide all child comments

The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea.

you are viewing a single comment's thread
view the rest of the comments

[-] TimeSquirrel@kbin.social 8 points 9 months ago

I made a hobby PCB with indicator LEDs and I have to admit that was the reason for my choice. The surface mount frosted "milky" ones look especially great, where they have the diffusion layer so it's not a harsh glare.

this post was submitted on 09 Feb 2024

933 points (96.8% liked)

Technology

59174 readers

1932 users here now

This is a most excellent place for technology news and articles.

Our Rules

Follow the lemmy.world rules.
Only tech related content.
Be excellent to each another!
Mod approved content bots can post up to 10 articles per day.
Threads asking for personal tech support may be deleted.
Politics threads may be removed.
No memes allowed as posts, OK to post as comments.
Only approved bots from the list below, to ask if your bot can be added please contact us.
Check for duplicates before posting, duplicates may be removed

Approved Bots

founded 1 year ago

MODERATORS