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Stroboscopic x-ray tube
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Teflon coated photon counter tube
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Radiation sensitive spark tube
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Dew point indicator
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Monochromatic X-ray source
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Apparatus for gas analysis
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Ultra-violet gas analysis
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Voltage regulator
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Apparatus for determining the composition and thickness of thin layers
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Scintillator
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Method of measuring the thickness of thin coatings
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Coincidence-glow radiation detector
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Photomultiplier tube with spectral sensitivity limited to the ultraviolet
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Quick-firing corona regulator tube
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Gas detection
|
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Multi-section geiger-mueller counter
|
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Nitric oxide counter
|
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Radiation intensity measuring device
|
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Pulse rate counter
|
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Method of suppressing photoelectric threshold
|