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Tropic-Proofing of Optical Instruments by a Fungicide

Abstract

IT is remarkable that the problem of the deterioration of optical instruments by fungi has remained so long without thorough investigation. Until 1939 very few people seem to have realized that fungi can grow actively on or over the internal optics of binoculars, cameras, etc., exposed to warm and humid conditions. The trouble became acute, however, in Australia when military units went into action in New Guinea.

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TURNER, J., MCLENNAN, E., ROGERS, J. et al. Tropic-Proofing of Optical Instruments by a Fungicide. Nature 158, 469–472 (1946). https://doi.org/10.1038/158469b0

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