4Pcs Optical Flipper Optometry Plastic Confirmation Flipper Set Flip Lens Set with Non-Skid Handle with Grooves (4Pcs: + / - 0.50D, + / - 1.00d, + / 1.50D and + / - 2.00D)

Exquisite Craftsmanship : White is a color that will never go out of style. Combined with smooth lines, it creates a modern appearance. The product shell is made of plastic, and the lenses are made of glass. It is small and lightweight for convenient use. The lenses and edges are designed to be thick. Various

Specifications : The set includes 4 optical flippers for optometry: + / - 0.50D, + / - 1.00 d, + / 1.50D, and + / - 2.00 d, meeting the needs of different people. Compared with other products on the market, it has a larger size, with a total length of 21cm / 8.27 inch, making it more convenient to use and providing clearer measurements. Ready to Use : The simple design allows you to use this optical flippers optometry tool directly without installation. It can be used to exercise the eyes anytime and anywhere, help improve reading speed and visual clarity, and make the eyes feel more comfortable. Easy to Use : The handle features grooves that provide a non-skid grip and help prevent the tool from sliding down during use. Each degree display is positioned close to the lens, making it convenient to view and understand your measurements. Wide Application : The total length of this product is 21cm / 8.27 inch. It can be placed on a tea table, in a drawer, on a dressing table, or in other convenient locations. It takes up little space. This product is suitable for all people with myopia and can also be widely used in hospitals, pharmacies, clinics, and other settings