What is reproduced from a master holographic grating by moulding its g – McqOptions

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1.	What is reproduced from a master holographic grating by moulding its grooves onto a resin surface or silica substrate?
A.	Diffraction grating
B.	Replica grating
C.	Silicate glasses
D.	Fused silica
Answer» C. Silicate glasses

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