While it was estimated that around 10 million pairs of glass/halide photochromic lenses were dispensed in the US in 1989, this was at a time when 70% of ophthalmic lenses were plastic. 5 The focus of ...

A trusty tyre on wet and mucky country lanes: the high-density carcass, which incorporates Aramid fibres, does a great job at ...

Transitions Lenses enhance patients' quality of vision by providing the combined benefits of optimal visual acuity, visual comfort and protection from the damaging effects of UV radiation and glare.

Isomerization of organic photochromic molecules involves chemical processes such as: pericyclic reactions, electron and intramolecular hydrogen transfers, cis-trans isomerization and photodimerization ...

Photochromic lenses are game-changing. Thanks to ocular wizardry beyond our feeble comprehension, photochromic lens tints adapt to varying light conditions. What does this mean? It means that one lens ...

Imagine sunglasses that let you adjust their tint with a simple twist, inspired by photography technology. Lombell’s ...

This can be used in clothing but is most commonly found in photochromic lenses for glasses, which darken when exposed to ultraviolet light. This means that these glasses act as sunglasses on sunny ...

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Hiking often involves navigating through various light conditions, from shaded forests to open fields. Photochromic lenses automatically adjust their tint based on the light intensity, providing ...

Polarized lenses are designed to help block undesirable light and glare by blocking vertical light rays with horizontal micro-crystals. This can cut down on unnecessary eyestrain. Photochromic lenses ...