Backyard Universe Primary Mirror Mask for GSO/StellaLyra/TS 200mm Newtonian

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About this product

Backyard Universe Primary Mirror Mask for GSO/StellaLyra/TS 200mm Newtonian Telescopes

For installation on the primary mirror, this precisely machined mirror mask effectively covers the mounting clamps and the outer area of the primary mirror. 

Eliminates diffraction phenomena caused by the mounting clamps and/or a sloping mirror edge. 

What's in the box

• 1 x Primary Mirror Mask, suitable for 8" GSO/StellaLyra/TS Newtonians 

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