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5pcs/set Optical Filters Astronomical Telescope Filter 1.25 Inches (31.7mm) Metric Screw Thread M28x0.6 Metric Fine Thread
Specifications:
- Thread: M28.5*0.6mm
- Size: 1.25inch(31.7mm)
- Net weight: 10g
- Model Number: 1.25 optic lens
- Lens material: optical glass lens
- Frame material: Aluminum alloy
- Brand Name: HSEAYM
- Use: Astronomical camera
- Size: 1.25inch
- Place of origin: zhejiang, china (mainland)
- Material: Aluminium alloy
- Origin: CN(Origin)
- Certification: NONE
- Free shipping
- 100 days returns
- Low prices
- 5 million products