Where Does Phone Screen Light Come From? Opening an LCD & Discovering the Backlight!

Описание: Ever wondered where the light of your phone screen actually comes from? 🤯
In this video, I open a real smartphone LCD and reveal the backlight layers inside the screen — no talking, just a clean teardown and a close look at the components.
You’ll see:
📌 LCD panel layers
📌 Diffuser sheets
📌 Prism sheets
📌 Reflector
📌 LED backlight strip

Subscription link:
   / @electronic4u-david  

This is how your phone creates light and displays an image — from real hardware, not animation.
📱 Device: Samsung Galaxy A-Series LCD
🎥 No voice — pure teardown visuals
👀 Perfect for tech lovers & repair learners
If you enjoyed this teardown, don’t forget to:
👍 Like
🔔 Subscribe for more teardown videos
💬 Comment if you want a teardown of OLED next!

#lcd #backlight