Orion 2" Twist-Tight Dielectric Mirror Star Diagonal

This 2" 90-degree mirror diagonal features sophisticated dielectric coatings with highly efficient 99% reflectivity. The Twist-Tight locking mechanism allows you to tighten down and lock your accessories. No need for thumb screws that damage your eyepieces as the twist-tight locks will keep them in place. This 2", 90-degree mirror diagonal features sophisticated dielectric coatings with highly efficient 99% reflectivity Twist-tight clamping mechanism grips inserted eyepieces more securely than typical thumbscrew-equipped diagonals - without scratches! Dielectric mirror coatings provide higher reflectivity for maximum brightness and contrast with more durability than enhanced aluminum coatings Machined and anodized aluminum housing features machine-threaded glare baffles for peak performance Nosepiece barrel is threaded to accept 2" Orion filters, and a step-down 2"-1.25" adapter is included