Composite micro-nano antireflective film

35% less reflection at steep angles

Combining interference cancellation with moth-eye subwavelength effects, designed for large incidence angles to achieve ultra-wide-angle antireflection, and suitable for double-sided fabrication on sapphire substrates.

Jie, Yang · Jia, Yang · Fu, Yuegang · Jinshuang, Wu · Ouyang, Mingzhao · Dong, Litong · Shanshan, Kou

Optical Materials 2024

Specifications

for oblique incidence

{'zh': '35', 'en': '80'} °

smaller incident angles

{'zh': '', 'en': '60'} °

Advantages

Experimental fabrication of double-sided composite SiO₂ micro-nano structure film on sapphire substrate