N Shomber wrote:
> 
> > Just as a remark: there is no glass in reality that you can only
> > look through in one direction. It all depends on the lighting
> > on either side of the glass...

> Actually, this type of object does exist in reality.  It is usually called a

No, it does not. See below.

> one way mirror.  (Found in stores with offices on the side that can see out
> into the store without the shoppers knowing they can be seen)  It works by
> using a flat (not shiny) reflective coating on one side of a piece of glass.

What you are describing here is a normal mirror.
It only works, when the "office" behind the mirror is dark
compared to the store side of the mirror and the mirror is only half
reflecting.

Markus

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