The effectiveness of laser peripheral iridotomy (LPI) in managing angle closure glaucoma is uncertain, with studies ...

St. Louis, Missouri - Progressive lenses have long been marketed as a seamless vision solution for individuals struggling with presbyopia, but for many, they introduce more problems than they solve.

7Artistans will also soon offer four new lenses. Its Instagram page mentions the AF 25mm F1.8 (APS-C), AF 35mm F1.8 (APS-C), ...

Its diagonal fisheye field of view has been tailored to APS-C and Micro Four Thirds mirrorless cameras, offering a similar effective field of view to a 10mm full-frame fish-eye lens. 210° angle of ...

Tokina has announced its first-ever wide angle zoom lens for Fujifilm X-mount cameras. The atx-m 11-18mm F2.8 X joins Tokina's existing 23mm, 33mm and 56mm X-mount autofocus lenses, and appears to be ...

First released for Sony E-mount, the Tokina atx-m 11-18mm F2.8 will soon be available for Fujifilm X-mount users.

I tend to find that the best lenses for landscape photography are wide-angle zooms. Zoom versatility is great for fine-tuning your composition without forcing you to try and get to inaccessible ...

7.5MM F2.8 fisheye mirrorless camera lens, lens structure of 8 groups and 9PCS. Upgraded product, optimizes the light way for clearer imaging. Z mount, suitable for Nikon Z6 Z7 Z50 and other ...

Glaucoma patients at MUSC’s Storm Eye Institute will soon have access to a new laser technology that is faster, more ...

Because the angle κ tends to be slightly larger for ... Simulations comparing the eye's actual lens shape with other models of hypothetical crystalline lens shape (with the same optical power ...