Titanium glasses were very first conceptualized in 1972 when Nikon understood the potential for the use of the material to further improve body manufacturing. In 1982, it had been released to the market for The very first time at an eyewear exhibition held in Fukushima, Japan. That is why the http://garrettsinal.blogerus.com/19564337/5-essential-elements-for-titanium-glasses