Cute Stars Tattoes On Hip

slow lenses of Gotland

now no wonder to have magnifying glasses, thin lenses for glasses , etc.This goals for the camera lenses are made of perfectly honed surfaces whose curvature is calculated elettronicamente.ma here's the surprise ... what 'today and' the result of the high tech era of computers, there already 'in antiquity'. the German Museum of Monaco was kept a convex lens of rock crystal dating to the early Middle Ages, Viking graves found in the Swedish island of Gotland.la lens of the Museum of Monaco and 'disappeared, but fortunately have remained on Gotland. the results of the analysis revealed that the processing of the lenses was as precise as that of the fruit of the most modern products' advanced tecnologie.solo that these lenses than 1000 years ago were made by hand.