Elliptical Mirrors
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Elliptical secondary flat for Newtonian telescopes with 140 mm diameter minor axis and 97 % coating.
Elliptical secondary flat for Newtonian telescopes with 130 mm diameter minor axis and 97 % coating.
Elliptical secondary flat for Newtonian telescopes with 110 mm diameter minor axis and 97 % coating.
Elliptical secondary flat for Newtonian telescopes with 82 mm diameter minor axis and 97 % coating.
Elliptical secondary flat for Newtonian telescopes with 100 mm diameter minor axis and 97 % coating.