William Optics SCT Diagonal Adapter
If you have a William Optics refractor diagonal (or similar), you can now purchase this simple adapter to turn it into an SCT diagonal, which you can use on your SCT, a ZenithStar 66 series telescope, or any other scope requiring an SCT diagonal. Simply remove the push-in nosepiece and replace it with this well-made adapter.
Manufacturer's Note: This is only designed for 2-inch type diagonal and NOT for 1.25-inch diagonal. The 2-inch DURABRIGHT is perfectly compatible for this Adapter.