echelle grating इन हिंदी

grating: जाली झंझरी सलाखें

	1.	TRIPPEL is a Littrow spectrograph using a 79 grooves / mm echelle grating with a blaze angle of 63.43 degrees.
	2.	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.

अंग्रेज़ी→नहीं। नहीं।→अंग्रेज़ी