High index lenses are made just as glass and plastic are formed, via a complex chemical and production process. Manufacturers of High Index Lenses The exact process and chemical makeup is, as you might imagine, somewhat of an industry secret; certainly the individual manufacturers of high index blanks are loath to share their production methods. […]

It’s one of the first questions directed at optometrists when it comes time to settle on a pair of prescription lenses: “How thick will they be?” How Thick Will My Prescription Glasses Be? The answer depends on two things: you and your prescription. You, because “thick” is subjective. Some people consider any lenses that are […]

If you have a strong corrective vision prescription, it’s a good bet that you’re aware of the negative effects of thick lenses and the “standard materials verses high index materials” debate. How Noticeable is Eyeglass Lens Thickness? But is lens thickness really that noticeable to others? Several factors affect the answer; the strength of your […]

If you’re reading this you’re probably familiar with the characteristics of high index lenses. Highest Index Lens Available in the U.S. You know that vision-correction prescriptions that fall within the stronger prescription range can benefit from the reduction in thickness and possible reduction in weight that high index lenses allow. You also know the trade-off […]

Having thick lenses as a result of a strong prescription is not damaging to your vision. Are Thicker Lenses for My Glasses Really That Bad? There’s no reason to assume that a thick lens, if properly crafted to match your prescription, will in any way degrade your vision more than a thinner lens. The lens […]

For some, the eyeglass frame makes a statement, and the bolder the better. High Index Lenses in Rimless Glasses They prefer frames that are conspicuous: thick brow lines, ornamentation, noticeable colors or patterned prints, any style that calls attention to itself. Others prefer the opposite approach and seek to tone down the frame as much […]

If you’re in the market for single-vision eyeglass lenses and have a moderate to moderately-high corrective prescription, 1.74 high index lenses might be just the thing for you. High Index 1.74  Single Vision Lenses High index material is used to construct lenses that are thinner and lighter than is possible with standard glass or plastic […]

Zeiss is an international leader in the fields of optics and optical-electronics. High Index 1.9 Zeiss Glass In business for over 160 years, Zeiss has produced and developed solutions for businesses as varied as eyeglass and camera lenses, semiconductors, automotive and mechanical engineering, and medical and biomedical industries. Superior optics, craftsmanship, and quality are synonymous […]