Optometry Flip Optical Flipper, Adjustable Visual Clarity ±200 Degrees, Universal Design for Eye Exams and Vision Training

Feature: 1. Modern eye care tools, can be used to exercise eyes anytime, anywhere. 2. Can mobilize the potential of the eyes, improve reading speed. 3. Improve visual clarity, the eyes more comfortable. 4. Professional eye care tools to give you a satisfying experience. 5. Come with 6pcs visual card, meeting your different demands. Spec: Condition: 100 Percent Brand New Item Type: Optical Flipper Material: Plastic + Paper Optional Degrees: ±150 Degree, ±200 Degree Optical flipper is used to change the regulatory stimulus, the positive mirror reduces the regulatory stimulus, the negative mirror increases the regulatory stimulus, and stimulus remains unchanged. Therefore, the change of the regulatory set is accompanied by a change in the fusional image dispersion with the same amplitude but opposite direction. Function: improve the sensitivity and increase the range of adjustment (double-sided mirror with ± 2.00d) 1. Place the visual card at a distance of 40cm, usually 2030 or 2040 or 2050. 2. Prepare a double-sided mirror of ± 2.00d (use ± 1.50d if you can't see clearly). 3. Prepare the Rock Card (single letter Card) in the visual Card and gradually exercise to a 3-letter Card, 4-letter Card and 5-letter Card. 4. Put + 2.00d in front of your eyes and quickly flip the double-sided mirror of ± 2.00D. It is required to see clearly the letters on the visual card. 5. Read each letter out loudly in the order of 1-40 on the letter card, and repeatedly flip the double-sided mirror of ± 2.00d. It is best to flip the mirror as quickly as possible, and keep the font of the reading object clear. 6. Exercise one eye and both eyes for 10-15 minutes once or twice a day. 7. Exercise until the response time is no less than 1 le 3 seconds, which is 20 les per minute, and the difference between the eyes is less than 2

• Function: This adjustable optical flipper can improve visual clarity, and the eyes more comfortable.
• With 6Pcs Visual Card: The package comes with 6pcs visual card, meeting your different demands.
• Good Performance: This optical flipper can mobilize the potential of the eyes, improve reading speed.
• Great Tool: This modern eye care tool can be used to exercise eyes anytime, anywhere.
• Customer Service: Professional eye care tool to give you a satisfying experience. If you are not completely satisfied with the optical flipper, please do not hesitate to us in time, and we will solve the problem for you as soon as possible.