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Newtonian Reflector Telescope DIY Dedicated Secondary Mirror Elliptical for DIY Newtonian Reflecting Astronomical Telescope
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New $59.99
Product details
| Management number | 211700075 | Release Date | 2026/04/04 | List Price | $24.00 | Model Number | 211700075 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- Astronomical Telescope Reflective Telescope Secondary Mirror
- The mirror is a spherical mirror with aluminized surface and a protective film to prevent scratches on the main mirror under light touch.
- Dimension tolerance: ±0.5mm
- Surface accuracy PV: 1/4-1/6λ
- Purpose: used as a Newtonian astronomical telescope optical axis steering
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