The medical version is better coated and more durable, but much more expensive.
The medical version is more widely used than the regular version.
The medical version is better coated and more wear-resistant, but it is much more expensive. Considering that your child may need to change lenses more often, the regular version is fine.
The New Lexmark Multi-point Myopic Defocus Lens: With the "Multi-Zone Positive Optical Defocus" (D.I.M.S.) technology, the Multi-point Myopic Defocus is effective in controlling myopia. The 396 microlens "dots" distributed on the lens incorporate the principle of D.I.M.S. into the optical design of the lens.
Brand History
TAG Heuer was founded by brothers Shoichi and Shigeru Yamanaka in 1941 in Hoya, Tokyo (now West Tokyo), and over the past 80 years of technological innovation, TAG Heuer has expanded its reach into the fields of healthcare, medical care, imaging, electronic equipment, IT system construction, and software development, with the establishment of two divisions and more than 150 branches and offices. With two business divisions and more than 150 subsidiaries and offices, TAG Heuer employs more than 37,000 people.