Infrared spectrometer, used by Harold Thompson
Infrared spectrometer, assembled and used by Harold Thompson, Oxford, Oxfordshire, England, 1934-1941
Infrared spectrometer with galvanometer, thermopile detector, mirror, scale and sample of silicon carbide. Assembled and used by Harold Thompson, Professor of Chemistry at the University of Oxford, Oxford, Oxfordshire, England, 1934-1941.
Infrared spectrometer, assembled and used by Harold Thompson, Oxford, Oxfordshire, England, 1934-1941
Sample of electrically heated Globar (silicon carbide) in a wooden block on ring stand, a radiation source, part of an infrared spectrometer, by Harold Thompson, Oxford, Oxfordshire, England, 1934-1941
Mirror on ring stand for reflecting radiation, part of an infrared spectrometer, by Harold Thompson, Oxford, Oxfordshire, England, 1934-1941
Rock salt prism stored in a desiccator, part of an infrared spectrometer, by Harold Thompson, Oxford, Oxfordshire, England, 1934-1941
Moll-type thermopile detector, containing antimony-bismuth junctions, part of an infrared spectrometer, by Harold Thompson, Oxford, Oxfordshire, England, 1934-1941
Paschen-type galvanometer for measuring electromagnetic radiation, part of an infrared spectrometer, by Cambridge Instrument Company Limited, prepared by Harold Thompson, Oxford, Oxfordshire, England, 1934-1941
Graduated scale for a galvanometer, part of an infrared spectrometer, by Cambridge Instrument Company Limited, prepared by Harold Thompson, Oxford, Oxfordshire, England, 1934-1941