Tech History Today – Mar. 2

In 1908 – Gabriel Lippman proposed using a series of lenses at a picture’s surface instead of opaque barrier lines, allowing three dimensional pictures. He titled his presentation to the French Academy of Sciences “La Photographie Integral”.

In 1983 – CBS Records launches the first major compact disc music marketing campaign, launching 16 titles. CDs had begun sale to the public the previous October in Japan.

In 2010 – The Federal Constitutional Court of Germany rejected legislation requiring electronic communications traffic data retention for a period of 6 months as a violation of the guarantee of the secrecy of correspondence.