anyone know what thing is this ?

**2MuchMark** · 07-30-2012, 11:01 PM

I forget what its called, but I know what you mean. It's based on the old persistence of vision illusion (http://en.wikipedia.org/wiki/Persistence_of_vision). It is 1, 2 or 3 rows of light that display words or images that are only visible when they are moving or spinning.

A company tried to turn this into rims for cars a few years ago.

Talk about tacky...

The illusion is called something like

**KRosh** · 07-30-2012, 11:06 PM

Originally posted by freecartoonporn

When i was a kid , i went to exhibition of some kind, there on desk , there was this electrical thing with wire attached to it,

it had few leds on a single arm, then the guys started it and the arm started to revolve in the globe/circular motion and the leds made few words floating. looked very awesome.

anybody ? know what that thing is called ?

thanks

Programmable LED message display?

**freecartoonporn** · 07-30-2012, 11:11 PM

Originally posted by MarkPrince

I forget what its called, but I know what you mean. It's based on the old persistence of vision illusion (http://en.wikipedia.org/wiki/Persistence_of_vision). It is 1, 2 or 3 rows of light that display words or images that are only visible when they are moving or spinning.

A company tried to turn this into rims for cars a few years ago.

Talk about tacky...

The illusion is called something like

thanks man.

Originally posted by KRosh

Programmable LED message display?

thanks.

this is it.,

anyone know what thing is this ?

anyone know what thing is this ?

Comment

Comment

Comment