| HS Codes | Unit Code | Unit | Descriptions in Chinese | Descriptions in English |
|---|---|---|---|---|
| 90011000 | 9 | 千克 | 光纤、光纤束及光缆，但品目8544的货品除外 | Optical fbrs,optical fbr bundles, cables,excl those of heading 85.44 |
| 90012000 | 9 | 千克 | 偏振材料制的片及板 | Sheets & plates of polarising material |
| 90013000 | 1 | 片 | 隐形眼镜片 | Contact lenses |
| 90014010 | 1 | 片 | 玻璃制变色镜片 | Spetacle lenses of glass, photochromic |
| 90014091 | 1 | 片 | 玻璃制太阳镜片 | Sunglasses lenses of glass, not photochromic |
| 90014099 | 1 | 片 | 其他玻璃制眼镜片 | Spectacle lenses of glass, nes, not photochromic |
| 90015010 | 1 | 片 | 其他材料制变色镜片 | Spectable lenses of other materials, photochromic |
| 90015091 | 1 | 片 | 其他材料制太阳镜片 | Sunglasses lenses of other materials, not photochromic |
| 90015099 | 1 | 片 | 其他材料制未列名眼镜片 | Spectacle lenses of other materials, nes, not photochromic |
| 90019010 | 9 | 千克 | 彩色滤光片 | Color filters |
| 90019090 | 9 | 千克 | 未列名未装配的光学元件 | Unmounted optical elements, nes |
