Design of Fresnel lens based on graphene oxide film

Zien YU^1,2, Haoyi YU¹, and Qiming ZHANG^1,*

Author Affiliations

¹Institute of Photonic Chips, University of Shanghai for Science and Technology, Shanghai 200093, China

²School of Optical-Electrical and Computer Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China

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DOI: 10.3969/j.issn.1005-5630.202303080044 Cite this Article

Zien YU, Haoyi YU, Qiming ZHANG. Design of Fresnel lens based on graphene oxide film[J]. Optical Instruments, 2024, 46(1): 63 Copy Citation Text

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Fig. 1. Schematic diagram of Fresnel lens on graphene oxide film

$Electric field distribution on the focusing plane based on Rayleigh-Sommerfeld diffraction theory$

Fig. 2. Electric field distribution on the focusing plane based on Rayleigh-Sommerfeld diffraction theory

Fig. 3. Electric field distribution on the propagation plane and the focusing plane based on FDTD

$Comparison between electric field distribution based on FDTD and based on Rayleigh-Sommerfeld diffraction theory$

Fig. 4. Comparison between electric field distribution based on FDTD and based on Rayleigh-Sommerfeld diffraction theory

Fig. 5. Preparation of graphene oxide film by drop-casting method

Fig. 6. Processing effect and corresponding minimum linewidth achieved by different processing parameters

Fig. 7. Experimental processing results and characterization results

$ \lambda /\mathrm{n}\mathrm{m} $	$ {a}_{1}/{\text{μ}}\mathrm{m} $	$ {a}_{2}/{\text{μ}}\mathrm{m} $	$ {a}_{3}/{\text{μ}}\mathrm{m} $	$ {a}_{4}/{\text{μ}}\mathrm{m} $	$ {a}_{5}/{\text{μ}}\mathrm{m} $	$ {a}_{6}/{\text{μ}}\mathrm{m} $
532	12.7909	18.5604	22.9209	26.5753	29.7847	32.6804

Table 1. Structural parameters of Fresnel lens for focusing green light

Zien YU, Haoyi YU, Qiming ZHANG. Design of Fresnel lens based on graphene oxide film[J]. Optical Instruments, 2024, 46(1): 63

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