| Color | Short Diameter 20mm |
|---|---|
| Brand | Unbranded |
| Type | Mirror |
Check the listing for details. Short Axis Secondary Mirror for DIY Newtonian Reflecting Astronomical Telescope. Color: Short Diameter 20mm, Condition: New. Listed at 9.96 USD. Auxiliary Mirror Size Available: 20/25/30/35/38/40/42/50/54/60/70. Type: Elliptical Plane Mirror.
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