Today we found this, a revolutionary eye-chart:

It is at the moment housed in a little dacha (дача) – the Germans need a ‘t’ to help them pronounce the thing:

Close by the corner of Karl-Marx Allee (which used to be called Stalinallee ) and Strasse der Pariser Kommune:

But one one should trying to read the eye-chart after imbibing the somewhat interesting brews found on the premises: