A Microwave Holographic Procedure for Large Symmetric Reflector Antennas Using a Fresnel-Zone Field Data Processing

Table 1

Recovered deformations on the reflector surface for varying values of the SNR.

SNR [dB]	Mean in 𝑃𝑖 [μm]	|Mean| in 𝑃𝑗 [μm]	RMS [μm]	Figure
38	50	70	55.4	—
40	90	43	44.6	Figure 9
42	70	40	34.9	—
44	70	35	27.8	Figure 10
46	74	23	22.1	—
48	84	18	17.7	Figure 11
50	82	13	14.3	—
56	79	8	7.5	Figure 12
62	80	8	4.5	—
∞	80	5	2.8	Figure 8