Teleconverters provide an affordable way to increase the focal length of a lens – but should you buy one?

Have you noticed that more children than ever are wearing glasses? Global research indicates 35% of children are affected by myopia, needing glasses to see clearly at a distance. If the trend ...

An optometry program will soon be offered at the University of the Philippines Manila to address the critical shortage of optometrists in the country.

Huawei will launch its Pura 80 series smartphones this Wednesday, featuring a new dual focal-length periscope lens. The innovative design uses a folded optical structure and moving parts to switch ...

The National Universities Commission announced on Wednesday that students studying pharmacy, physiotherapy and optometry in the university will now spend six years instead of the current five ...

New research demonstrates that high-add multifocal contact lenses significantly slow myopia progression in children, with benefits that persist even after discontinuation.

Focal’s Diva Utopia promises high-end hi-fi performance from a stylish, neat and mostly wireless all-in-one package.

Here is what it takes to study optometry in Singapore and what the career options are like. Read more at straitstimes.com. Read more at straitstimes.com.

To perfectly frame objects in your field of view, you’ll need to know your telescope’s focal length — and a bit of math.

Multifocal contacts, used for myopia control, can slow axial length progression and spherical equivalent refraction changes in children.

Focal length is measured in millimeters (mm). As you might expect, a telephoto camera tends to have a longer focal length (hence why we've started using periscope telephoto lenses since no one ...