Table 1 Beam scanning rates in terms of the ΔL.

From: Dispersive silicon–nitride optical phased array incorporating arrayed waveguide delay lines for passive line beam scanning

ΔL [µm]

m

Beam scanning rate (dΨ/dλ)

FSR [nm]

Calculated [°/nm]

Measured [°/nm]

3.7

− 4

0.09

0.09

332.6

7.5

− 8

0.19

0.19

157.6

11.2

− 12

0.28

0.29

103.2

13

− 14

0.33

0.34

88.1

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