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Here is a step-by-step reflectance calibration procedure which should work for most users. 1) Adjust the position and tilt of the optical head and the tilt of the wafer to achieve an image of the LEDs in the video monitor. 2) Rotate the substrate
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An optical time domain reflectometer or OTDR for short is a high tech tool used in the fiberoptic industry. An optical time domain reflectometer measures the time and intensity of light which is reflected through a fiberoptic cable. OTDRs can find
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An interferometer is a device for measuring very small changes in thickness, a reflectometer measures changes in reflectance. We sell a reflectometer which measures changes in reflected light intensity, the changes are due to the thin film causing
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Optical constants are not constants. They vary at different wavelength and by different processing technique. Processing techniques affect packing density, materials crystalinity etc. therefore affect optical properties. It is recommended that user
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An OTDR may be used for estimating the fiber's length and overall attenuation, including splice and mated-connected losses. It may also be used to locate faults such as breaks.
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