Inventor: Yuan Ping, and Applicant: Yuan Ping.
According to the description of the invention patent, the vision care exercise book of the invention belongs to paper products for students' homework, especially the exercise book for students' homework. Changing the color of the inner page of the previous exercise book from white to green improves the visual environment of students, plays a role in preventing myopia for students with weak strong light reflection ability, and is conducive to protecting students' eyesight. The social and economic benefits are obvious, which has potential market value and is worth popularizing.
Specific scientific's evidence and proof can be inquired and consulted through China National Intellectual Property Administration. It is said that the National Ophthalmology Research Institute has been entrusted by the Ministry of Education to carry out scientific experiments on this invention for three years. The conclusion should come out soon. Therefore, I think this is an invention worth looking forward to. I hope it can help your problem.