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DIY Self-made Reflector Astronomical Telescope Accessories 20 Mm Short Axis Secondary Mirror Elliptical Oblique Mirror
Specifications:
- Use: other
- The type of telescope bay.: No bracket
- Size: 20mm
- Origin: CN(Origin)
- Optical system of astronomical telescope: Reflective
- No: Minor axis mirror
- Model Number: fujing
- Material: Surface aluminized film and protective film
- Secure payments
- Free returns*
- Low prices
- 5 million products