1 Standard 1.25 Inch Diameter: 1.25 inches 90 degree zenith diagonal mirror fits for 1.25 inch focuser and eyepiece, works with refractor and catadioptric telescopes, not recommended for reflector telescopes. 2 Stable and Reliable: 1.25 inches 90 degree zenith diagonal mirror can be used with refrator telescope and makes the image upright. Though left and right reversed, not affect astronomical observation. 3 With Dust Covers: Fully coated lens come with dust cove, keeping your lens clean for superior image fidelity. 4 Wide 90 Degree Angle: You can view correct image from refractor telescope stand and just look down with a comfortable angle . 5 Durable Material: 1.25 inches 90 degree zenith diagonal mirror is made of aluminum alloy, ABS and plastic material, which is durable.
What's in the box
1 x Zenith Diagonal Mirror