Measuring, identification and monitoring instruments, appliances and regulators, namely fiber optic spectrometers, fiber optic interrogation devices for use with fiber optic sensors having fiber Bragg gratings and for use with fabry perot sensors, and fiber optic sensors having Fiber Bragg gratings for use in measuring strain, pressure, force and temperature; optical devices, enhancers and correctors, namely fiber optic spectrometers and fiber optic sensors having Fiber Bragg gratings for use...