Designer:  Victor Vasarely
Creator:  Reinhold Visuals
Year:  image c. 1966, printing c. 1970s
Origin:  Printed in Japan
Material:  heavy print stock, wood bars, hanging cord
Dimensions:  18"w x 28 1/2" to the top of the cord when hanging
Condition:  Very good for its age with some light surface age and subtle crease marks.  Overall presents itself lovely on a wall. 
Notes:  This was from a series of teaching tools.  The backside having details on the visual theory.  Will ship flat pack