Introducing the 2 inch 45 degrees erecting prism diagonal brought to you by Cyclops Optics!

Now you can enjoy a sharp viewing experience with your beloved telescope without disorienting yourself, perfect for terrestrial view such as birding and landscape watching. The erecting prism aligns your sense of direction with your daily life experience and relieves your neck from straining with the 45 degree viewing angle. 

Recommended for use with high quality APO refractors and telescopes of other makes.