Invisible bifocal lenses to further the use of progressive multifocal design, and its beautiful appearance, no obvious similar double dome light traces changes in brightness were leaps and bounds. So that as the material to wear in the process, the self-reflexive regulation of ciliary muscle, potentially tempering the eye muscles.
(Focusing on the prevention of the main role of the old flowers on the early treatment of patients with a very good role.)
Corrected visual acuity
Recommendations for the crowd: students, teachers, white-collar and long-term who read books and new***pers
Two-ray lenses
Two-ray lens is characterized with two-in diopter lens, which, as the recent film on the grounds of the structure of curved line or a straight line consisting of Sinorsillus polygon-shaped or oval-shaped, installed in the chip, as far below eye level pupil, giving the eye provide the best, as nearly the scope of the smallest and do not affect vision, as distant objects, it has to alleviate the past when, as the regulation of the burden of active control mechanism to prevent the occurrence of myopia, but also has to consolidate and enhance the vision, to prevent further occurrence of myopia, For the treatment and prevention of myopia can receive a significant effect.
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