Optical Flipper Flip Trial Lens Confirmation Optometry Instrument

Made of material for a long time and durable use.
Can mobilize the potential of the eyes, and improve reading speeds.
It has a simple design, but is very practical in use, giving you a good user experience.
Optical flipper optometry flipper for near vision amblyopia test.
Modern eye care tools can be used anytime, anywhere to train the eyes.