Astromania 2 Inch SCT Diagonal 90-Degree Mirror Fully Metal with 93% Reflectivity Across Visible Spectrum - Suitable for Most Telescopes, Including Refractor and Schmidt-Cassegrain telescopes

The 2 Inch Diagonal Telescope allows you to take advantage of the wider field of view provided by 2 inch telescope eyepiece; enjoy better views through your telescope with this premium diagonal featuring diffraction-limited optics and dielectric coatings Premium Image: The 2 inch SCT diagonal features dielectric coatings with 93% percent reflectivity across the visible spectrum and a 1/10 wave mirror for bright and true images and extends the life of the surface Wide Applicability: It fits all rear cells of Schmidt Cassegrain telescopes and includes an adapter to use with refractor telescopes; with standard SCT female thread attach directly to Schmidt Cassegrain telescopes and many Maksutov Cassegrain telescopes 90 Degrees Design: Associated with 90 degree mirror diagonals which let you view objects that are at a 90 degree angle from the direction the telescope is pointing; which can provide you with a better observation experience during visual observation Superior Aluminum Materials: It is constructed from aluminum alloy; which significantly enhances the 2 Inch star diagonal longevity; improved attachment design features a brass clamping ring which does not mar and provides a more secure connection