High-precision wavelength meterWavelength measurement range 330 -1180 nanometers. Accuracyof plus/ minus 900 MHz for wavelengths between 330 -375 nm. Accuracy of plus/ minus600 MHz for wavelengths bet... High-precision wavelength meterWavelength measurement range 330 -1180 nanometers. Accuracyof plus/ minus 900 MHz for wavelengths between 330 -375 nm. Accuracy of plus/ minus600 MHz for wavelengths between 375 -800 nm. Accuracy of plus/ minus 500 MHz forwavelengths between 800 -1180 nm. Must support both continuous-wave and pulsedsources. Minimum measurement speed of 950 Hz. Internal calibration included.