25.7 MB (1.8 MB compressed)
3310 x 2717 pixels
27.9 x 23.1 cm ⏐ 11.0 x 9.1 in (300dpi)
JAMES KING-HOLMES / SCIENCE PHOTO LIBRARY JAMES KING-HOLMES / SCIENCE PHOTO LIBRARY
Researcher at a computer keyboard, which forms part of the equipment used in X-ray diffraction crystallography. He wears spectacles with polarized lenses which permit him to study a stereographic map of the electron density around a certain molecule, seen here superimposed over the image. The molecule is displayed on a special computer monitor which is out of sight.
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