echelle grating वाक्य
"echelle grating" हिंदी में echelle grating in a sentenceउदाहरण वाक्य
- TRIPPEL is a Littrow spectrograph using a 79 grooves / mm echelle grating with a blaze angle of 63.43 degrees.
- This ever so slightly changes what " angle " the light passes through a prism or bounces off a diffraction grating, such as the HARPS echelle grating.