Optical measurement microscope. This is a variable-focus instrument, the nfinite Focus, from Alicona. Photographed at the National Physical Laboratory

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Optical measurement microscope. This is a variable-focus instrument, the nfinite Focus, from Alicona. Photographed at the National Physical Laboratory, Teddington, UK.

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Size: 5732px × 4317px
Photo credit: © ANDREW BROOKES, NATIONAL PHYSICAL LABORATORY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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