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1Pcs 15*15*25.4mm Four-side Color Prism Optical Cube Light Experiments Children's Popular Science Spectrum Light Physics
Specifications:
- Angle Tolerance: 3'
- Certification: CE
- Dimension Tolerance: 0.01-0.2
- Flatness: Cube Prism
- Material: K9
- Model Number: Cube Prism
- Origin: CN(Origin)
- Shape: Cube
- Size: 15*15*25.4mm
- Surface: 60/40
- Certification: NONE
- Free shipping
- 100 days returns
- Low prices
- 5 million products