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Tiny movement changes reflectivity
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- Title Tiny movement changes reflectivity
- Released 06/04/2010 7:30 am
- Copyright GasSecure
Tiny movement - equivalent in length to a hundredth the diameter of a human hair - changes the reflectivity of the CDOE diffraction grating, allowing it to switch from the target wavelength to neighbouring wavelengths, allowing regular reference measurements to be made to ensure apparent methane detections is not due to other environmental factors.