This Orion 1.25" Twist lock Dielected Mirror Star Diagonal uses a 1.25" barrel, and can accept 1.25" eyepieces and accessories. The twist-tight lock feature will lock down your eyepieces, which means no more thumb screws scratching your eyepieces.
specifications
Angle
90 degree
Diagonal Barrel Size
1.25"
Free Shipping
Yes
included items
1.25", 90-degree mirror diagonal features sophisticated dielectric coatings with highly efficient 99% reflectivity for peak performance
Twist-tight clamping mechanism grips inserted eyepieces more securely than typical thumbscrew-equipped diagonals - without scratching!
Durable dielectric mirror coatings provide higher reflectivity for maximum brightness and contrast
Machined and anodized aluminum housing features machine-threaded glare baffles to eliminate glare for great performance
Nosepiece barrel threaded to accept 1.25" Orion filters