• Ray Deviation of 90°
• Right Handed Image
• 6 Arcsecond Resolution

Chnagchun Yutai optics’Amici prisms, also called “roof prisms” or “right angle roof prisms,” revert and invert the image as well as bend the line of sight through a 90°angle.Roof prisms are ideal for use in spotting scopes, and any optical instrument where it is desirable to take an inverted image from an objective, turn it right side up, and bend it through a 90° angle in order to maintain the correct visual orientation.