3 ms·
I personally see it more readily from red LED digits on my alarm clock at night. IDK if it's generally better conditions or biological difference.
by moron4hire 10y ago
I personally see it more readily from red LED digits on my alarm clock at night. IDK if it's generally better conditions or biological difference.
- TD-Linux 10y agoLEDs don't produce polarized light. You might be seeing the matrix scanning.
- moron4hire 10y agoDon't know why I said LED. Alarm clocks are almost never LED. It's a backlit LCD.