lensmaker

plural lensmakers

1. A manufacturer of lenses.

   In 1608, the German-Dutch lensmaker Hans Lippershey became the first person to apply for a patent for what we now call the telescope.

   2018 December 8, Don Lincoln, “Giant collisions shake the cosmos”, in CNN

   1 more example

   The field’s practitioners believe that as they learn to read the universe using neutrinos, they could make new, unexpected discoveries — much as the lensmakers who first developed the telescope could not have imagined that Galileo would later use it to discover the moons of Jupiter.

   2021 March 30, Anton Troianovski, “Hunting Ghost Particles Beneath the World’s Deepest Lake”, in The New York Times, archived from the original on 30 Mar 2021