uSpectrumX BLE is a wireless controller application for UPRtek handheld spectrometer which provides 4 main features, namely Basic, Spectrum, CIE1931, CIE1976, CRI. Supported Devices ・MK350D (≧ FW Ver.1.2.0.B9) # uSpectrumX BLE will continuously add more supported devices in the future. Connect to Handheld Spectrometer via Bluetooth ・To remotely analyze light source target. ・To remotely configure the "Integration Mode" of device ・To remotely run "Dark Calibration" of device. ・To save the capt