18-920.1 规格参数
| Type of lens | Quadratic |
| Colour front ring | Black |
| Model | Flat |
| Weight 6 g | Weight |
| Packaging item | Packaging |
| Material front ring | Plastic |
数据手册
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| Type of lens | Quadratic |
| Colour front ring | Black |
| Model | Flat |
| Weight 6 g | Weight |
| Packaging item | Packaging |
| Material front ring | Plastic |