This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
Collection Item Summary:
This special-purpose slide rule was supplied by the engineering firm EG&G Judson, to aid in the design and analysis of radiation measuring and sensing systems using EG&G Judson infrared detectors. Some of these detectors were installed on spacecraft for scientific or military applications. Others were used for ground-based apparatus.
Collection Item Long Description:
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