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Meade 07680 Series 5000 2-Inch Enhanced Dielectric Diagonal Mirror with Schmidt-Cassegrain

Multi-layered dielectric coatings that produce 99-percent reflectivity for brighter sharper images
Optics are made with Pyrex glass
Dielectric coatings for the most light transmission possible
Interferometer-tested for excellent performance
Comes with a 1-year limited warranty