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feb 4, 1930 - Phase contrast microscope invented

Description:

The phase contrast microscope is an optical microscope technique that converts phase shifts in light passing through a transparent specimen to brighten the image.

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KF microscope history

ByKyeton Frawley
4 Mar 2018
1
0
1021

Date:

feb 4, 1930
Now
~ 95 years ago
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