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Prism Optical Glass Crystal Pyramid Bottom Side 40mm Rectangular Pyramid Polyhedral Popularization of Science Studying
Specifications:
- Attention: Manual measurement, please allow 1-2mm error
- Bottom side: 40mm
- Hign-concerned Chemical: None
- Top-bottom side: 45-46mm
- Certification: None
- Origin: Mainland China
- Brand Name: HUILEY
- Surface: 60/40
- Size: 40 mm height
- Shape: Irregular Shape
- Model Number: LJ-10
- Material: K9
- Flatness: Prism
- Dimension Tolerance: -/+1
- Angle Tolerance: -/+1
- Free shipping
- 100 days returns
- Low prices
- 5 million products