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Optical Triangular Prism Glass Prisms Physics Teaching Refracted Light Spectrum Rainbow Children Students 30x30x50mm
Specifications:
- Brand Name: Mayitr
- Diameter: 3cm
- Model Number: Optical Triangular Prism
- Origin: CN(Origin)
- Subject: Physics
- Free shipping
- 100 days returns
- Low prices
- 5 million products