Soft multifocal lenses show promise as a management tool for accommodation and vergence disorders in patients without presbyopia.

The Cooper Companies, Inc. COO is well-poised for growth on the back of strong prospects in its CooperVision (CVI) and ...

Overall, data were collected in relation to 97,222 soft lens fits. Considering only toric and spherical lenses, 21,150 fits (25%) were with toric lenses and 62,150 fits (75%) were with spherical ...

WASHINGTON — Elon Musk, the billionaire owner of major government contractor SpaceX and a key ally of Republican presidential nominee Donald Trump, has been in regular contact with Russian ...

While Google Contacts is otherwise a good example of a modern Material You app, my one design quibble has been the blocky scroll bar. This has finally been addressed as part of a broader tweak to ...

Recent Videos The Lomo'Instant Wide Glass features a 90mm (∼35mm equiv. in full-frame terms) F8 lens featuring multi-coated glass elements. The a fixed F22 aperture can be applied for greater depth of ...

Lomography has announced an upgraded version of its Lomo’Instant Wide Camera that swaps the original’s 90mm plastic lens for one made with multi-coated glass. The company says its new Lomo ...

WhatsApp now lets users add and manage contacts directly from WhatsApp Web and the Windows app, enhancing convenience and privacy. This update also introduces the ability to save contacts exclusively ...

The fit and feel of contact lenses are very nuanced, and it can take some trial and error to make sure they’re just right. You want lenses that offer precise vision ...

Non-prescription colored contact lenses can lead to serious eye infections or damage. Poorly fitting lenses or those made with unsafe materials can block oxygen to the cornea, leading to complications ...

Multifocal contacts have several rings with different powers of correction. Your brain learns to select the right focus for the tasks of near and far vision. Beyond corrective lenses, there are also ...

Thus, this method provides a new approach for the design of progressive addition lenses. Figure 2. Design process flowchart. Unlike progressive multifocal freeform surfaces, defocused freeform ...