Laser welders were introduced into the jewelry industry in the 1970s. But, due to their size and price many smaller manufacturers considered them a luxury. As the technology improved, the cost of a unit and its size decreased to the point that they are now considered a "must have" in most shops.
In this video, Professor John Ahr of the Online Jewelry Academy is given a demonstration of the Dado laser welder by master goldsmith Robert Ackermann of www.learnjewelrydesign.org.
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