快速生成基于镜头外径的大画幅/普通镜头盖。使用凸台夹持设计，快速摘取，不损伤镜头。同时具有可选的外延设计，广角镜头（最外侧镜片突出镜头平面）亦可使用。

Quickly generate a large-format/standard lens cap based on the lens outer diameter. It features a boss clamping design for quick attachment and removal without damaging the lens. Also includes an optional extended design, making it usable even with wide-angle lenses (where the outermost lens element protrudes beyond the lens mount plane).