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30*30*60 Triangular Prism Rainbow Prisma Crystal Glass Photographic Prisme Color Prisms Physics Children's Light Experiment
Specifications:
- Angle Tolerance: 6 '
- Dimension Tolerance: 0.01-0.1mm
- effect: Physics Children's Light Experiment
- Flatness: lambda/6
- Material: crystal
- Model Number: D02
- Size: 30*30*60mm
- Surface: 40/20
- Certification: CE
- Shape: TRIANGLE
- Origin: Mainland China
- Free shipping
- 100 days returns
- Low prices
- 5 million products