https://padlet.com/gchren1_1/1fths3fow8xspt27 By Grace Chren en-us 2022-01-04 19:27:13 UTC 2025-03-14 03:20:41 UTC hello@padlet.com https://padlet.net/icons/png/2b50.png gchren1_1 https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1975012137 Discovery of the magnifying glass by the Romans.]]> 2022-01-04 19:42:32 UTC https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1975012137 gchren1_1 https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1975016679 Galileo discovered the use of lenses and how to focus with a lens. ]]> 2022-01-04 19:45:08 UTC https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1975016679 gchren1_1 https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1975022289 The first ever light microscope was created by Robert Hooke. It had 2 converging lenses.]]> 2022-01-04 19:48:31 UTC https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1975022289 gchren1_1 https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1975028726 Anton van Leeweonok made the first practical microscope, with a millimeter sized lens that could magnify 700 tons.]]> 2022-01-04 19:52:12 UTC https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1975028726 gchren1_1 https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1989447664 Max Knoll and Ernst Ruska created the electric microscope. This microscope uses a electron beam instead of light.]]> 2022-01-13 02:22:53 UTC https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1989447664 gchren1_1 https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1989450771 Zacharias Jansen put several lenses in a tube to create a very early take on the microscope.]]> 2022-01-13 02:25:40 UTC https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1989450771 gchren1_1 https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1989452948 Nowadays we have very modern microscopes that can magnify 1 million times or more, which is a huge advancement from back then.]]> 2022-01-13 02:27:38 UTC https://padlet.com/gchren1_1/1fths3fow8xspt27/wish/1989452948