saxon 2" 90° Dielectric Star Diagonal

Take your observing experience to the next level with the saxon 2" 90° Dielectric Star Diagonal, engineered for high-end refractor and catadioptric telescopes. Featuring a 99% reflectivity dielectric mirror, this diagonal delivers exceptionally bright, high-contrast images with minimal light loss—perfect for deep-sky and planetary viewing.

Crafted with 1/10 λ precision optics, it ensures sharp resolution and true colour fidelity. The robust CNC-machined metal housing offers a secure and durable fit, while the 2" to 1.25" adapter with brass compression rings prevents scratching your eyepieces and provides a snug, wobble-free connection.

This diagonal also supports 2" threaded filters directly on the telescope side, adding flexibility to your setup. A must-have upgrade for serious astronomers seeking performance and comfort in a diagonal.

Key Features:

• 2" 90° dielectric mirror diagonal with 99% reflectivity
• High-precision 1/10 λ optical flatness for clarity and contrast
• Includes 2" to 1.25" adapter with brass compression ring
• CNC-machined body with filter thread compatibility
• For use with telescopes featuring a 2" focuser