The 4 Lens Plastic Optical Flip-Flop Ophthalmic Fixator Eye Trainer Occluder is an essential tool for optometric professionals and students. This versatile device is designed to help train eye muscles and improve binocular vision, depth perception, and eye coordination. With its four interchangeable lenses, it allows for a variety of exercises and treatments tailored to individual needs. The flip-flop mechanism enables easy switching between lenses, while the occluder feature helps isolate and train specific eyes. Made from durable plastic, this compact and lightweight equipment is perfect for use in clinics, schools, or at home. Whether you're a seasoned optometrist or a student learning the ropes, this multipurpose tool is an invaluable addition to your optometric equipment arsenal.