Table 1.

Deflection angles of light varying with different values of pitch width.

Pitch Width (W0, μm)	Angle Related to Diffraction Only (°)	Angle Related to Interference Only (°)	Angle with Total Effect (°)
300	0.118	0.03	0.032
400	0.088	0.022	0.022
500	0.071	0.018	0.019
530	0.066	0.017	0.017
600	0.061	0.015	0.015
700	0.05	0.013	0.013
800	0.045	0.011	0.012
1000	0.035	0.0087	0.0098