90-Degree Mirror 1.25-Inch Dielectric Diagonal Mirror 99% Reflectivity and Brass Rings

90-Degree Mirror 1.25-Inch Dielectric Diagonal Mirror 99% Reflectivity and Brass Rings

• SPECIFICATIONS: 1.25-inch 90-degree diagonal mirror with 99% reflectivity, dielectric coatings, and brass compression rings.
• USES: Dielectric coatings create a super-flat mirror, reducing light loss and providing over 99% reflectivity. The diagonals 90-degree viewing angle reflects the telescope's light path, offering a more comfortable view, ideal for observing overhead objects and astronomical viewing.
• FEATURES: A built-in brass compression ring and thumbscrew prevent eyepiece rotation during adjustments, ensuring a firm hold without scratching barrels.
• COMPATIBILITY: The 1.25-inch nosepiece fits 1.25-inch telescopes and accepts standard 1.25-inch filters, eyepieces, Barlow lenses, and other accessories.