Ultrahigh-quality broadband metasurface holograms enabled by the integrated feature matrix-based framework

Key Points

• The main finding demonstrates ultrahigh-quality performance of broadband metasurface holograms.
• Key evidence shows a significant improvement in holographic detail across various wavelengths.
• Assessment using an integrated feature matrix framework enhances metasurface performance in optical applications.
• This framework may enable diverse technological advancements, but real-world applications need further exploration.