Fig. 4From: Broadband Ultrathin Transmission Quarter Waveplate with Rectangular Hole Array Based on Plasmonic ResonancesThe comparison of the characteristics of the structures mentioned in Table 1a, d, e, f, and g. a The ellipticity of LTC polarization and the total transmission at 1550 nm. b The normalized metal thickness, and the normalized bandwidth of CTL polarization, based on the proposed structure gBack to article page