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手持凸透镜凹透镜3cm4cm5cm放大镜缩小镜光具座配件光学实验器材
| handheld 3cm biconvex lens(手持3cm双凸透镜) | ¥2.64 | 9996424 piece available |
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| 手持4cm双凸透镜 | ¥2.76 | 9993972 piece available |
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| 手持5cm双凸透镜 | ¥3.36 | 9993422 piece available |
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| 手持5cm平凸透镜 | ¥3.12 | 9997888 piece available |
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| 放大镜5cm | ¥2.4 | 9997014 piece available |
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| 手持3cm双凹透镜 | ¥2.64 | 9996879 piece available |
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| 手持4cm双凹透镜 | ¥2.76 | 9997002 piece available |
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| 手持5cm双凹透镜 | ¥3.36 | 9996863 piece available |
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