Rotating Maddox with Compass684800
- Helps determine the exact angle for placement of Prisms
- Maddox Rotates full 360 degrees
- Provides Compass for exact angle determination
- One hand operation
- More exact than trial frame and Maddox lens
Rotating Maddox for determination of the exact angle for prism placement. Suggested by an Orthoptist frustrated with inaccurate measurements using a Maddox lens in a trial frame, the Rotating Maddox is designed for use with children. Maddox is a large at 48 mm for ease of use. Rotation is smooth using knurled ring. Can be used with any Penlights or transilluminator. Comes with leatherette case.