Get on Amazon : http://www.amazon.com/gp/product/B0000XMX0W?tag=lottalatte-20 <br /> <br />Orion 8787 1.25-Inch Correct-Image Star Telescope Diagonal <br /> <br />For terrestrial or astronomical use this125 90 degrees diagonal produces a right-side-up no reversed image <br />Provides a view through your telescope that matches normal daytime orientation for added comfort and ease of use <br />Requires no extra focus travel <br />Fully coated prisms for superior image fidelity <br />Not intended for use with reflector telescopes :