... phase holographic grating with diffraction efficiency close to 90%. it can achieve excellent sensitivity and SNR,with sensitivity 5~10 times that of reflection spectrometer and resolution twice that of traditional spectrometer. With a resolution of up
... phase holographic grating with diffraction efficiency close to 90%. it can achieve excellent sensitivity and SNR,with sensitivity 5~10 times that of reflection spectrometer and resolution twice that of traditional spectrometer. With a resolution of up more
