Looking Back
30, 20, and 10 Years Ago in OPN
1988 [彭家杰 / Wikimedia Commons]
“A quarter of a century has passed since the first demonstration of a semiconductor laser. Extensive progress has been made in the intervening years and today these lasers are used as light sources in optical communication lines all over the world. Development over the next quarter of a century promises to be even more spectacular.”
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