Cells and Microscopy: Advances in Technology Timeline by Julianah Johar https://padlet.com/julianah_johar/ofrod7y29dkxghiz Group 5 en-us 2021-07-07 07:38:30 UTC 2025-12-24 18:48:30 UTC hello@padlet.com xinjie5676 https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643110747 In the 2nd century BC, Claudius Ptolemy realized that objects in water tend to bend more than objects our of water. This is called refraction and it would be used later on in microscopes.]]> 2021-07-09 07:54:31 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643110747 Enlarging properties of glass xinjie5676 https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643114370 In the 1st century, Romans found out that glass can has an enlarging property when the glass is bent in.]]> 2021-07-09 07:59:19 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643114370 Nimrud lens https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643137690 Created: 710 BC
~used as a magnifying glass]]> 2021-07-09 08:30:54 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643137690 Reading stone https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643138189 Created: 1000 AD
~used for reading]]> 2021-07-09 08:31:38 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643138189 Eye glasses https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643140174 Created: 1284
~used to see, first wearable eye glasses]]> 2021-07-09 08:34:16 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643140174 Early microscope https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643141378 Created: 1590
~used to view objects which will enlarge greatly]]> 2021-07-09 08:35:50 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643141378 Compound microscope https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643142954 Created: 1609
~has a convex and a concave mirror]]> 2021-07-09 08:37:51 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643142954 Picture of a compound microscope https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643144679 2021-07-09 08:40:07 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643144679 Living cells first seen https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643146083 Happened in 1676
~Antonie van Leeuwenhoek made a simple microscope with one lens to blood, yeast and insects.]]> 2021-07-09 08:42:09 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643146083 Transmission electron microscope https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643148456 Created: 1931
~Ernst Ruska and Max Knoll build the first ever transmission electron microscope]]> 2021-07-09 08:45:13 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643148456 Phase contrast microscope https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643151158 Created: 1932
~invented by Frits Zernike]]> 2021-07-09 08:49:13 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643151158 Scanning electron microscope https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643152393 Created: 1942
~build by Ernst Ruska]]> 2021-07-09 08:50:52 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643152393 Confocal laser scanning microscope https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643154626 Created: 1978
~build by Thomas and Christoph Cremer to scan an object using laser beam]]> 2021-07-09 08:54:13 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643154626 Scanning tunnelling microscope https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643156208 Created: 1981
~invented by Gerd Binnig and Heinrich Rohrer]]> 2021-07-09 08:56:39 UTC https://padlet.com/julianah_johar/ofrod7y29dkxghiz/wish/1643156208