You choose from among 14 gratings for each HROptical Bench spectrometer.
You choose from among 14 gratings for each HROptical Bench spectrometer.
从14个光栅中为每个HR光具座光谱仪选择光栅。
You choose from among 14 gratings for each HROptical Bench spectrometer.
从14个光栅中为每个HR光具座光谱仪选择光栅。