The model 77748 grating is for use with the Oriel MS257 monochromator and imaging spectrograph. This grating is installed by Newport onto either the 77706 Single Grating Mount or 77708 Multiple Grating Mount, that can hold up to four gratings (ordered separately). The grating efficiency exceeds 20% over its entire operating range, with a peak efficiency of 90% at its blaze wavelength.
Технические характеристики
- Type Ruled
- Grooves per mm 300
- Blaze Wavelength 1700 nm
- Primary Wavelength Region 1100-2400 nm
- Peak Efficiency 90%
- Reciprocal Dispersion 12.9 nm/mm
- Multichannel Array Bandpass 328 nm
