Fitting heigh value not required: innovative multifocal NAL has been patented
Michael Walach, the President of Quest Vision Care Specialty Lab and the CEO of QLDS, a cloud based digital lens design global provider, holder of several US and international utility patents in the field of ophthalmic lenses and lens technology, has been granted a new, Broadview Natural Addition Lens (NAL) efficacy patent number U.S. 11,126,012….

