Quote /About Microscopy and From Microscopists

James Hillier

"I was half asleep, thinking, 'How the heck can you stretch a magnetic field to straighten it up, to make it really circular, instead of slightly elliptical?' "

The solution to the astigmatic problem in the electron microscope was to put some soft iron screws out from the lens gap. This idea came to Hillier in a sudden click after years of knowing that this problem needed to be resolved. It quadrupled the resolving power of the microscope.

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Oral-History: James Hillier

Hillier dicusses the developement of the the first tranmission electron microscope during his graduate studies at the University of Toronto with Albert Privas. Hillier worked for RCA from 1940 to 1977. He developed the the first commercial scanning electron microscope and went on to become Executive Vice President and Chief Scientist.

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