The M.Zuiko 25mm F1.8 II is roughly the same size as the original, coming in at 1.7 by 2.3 inches (HD) and 5.5 ounces with ...

Getting light to hit our retinas depends on different parts of the eye working together. First, the light goes through the ...

Featuring EZVIZ's self-developed ColorFULL technology and ultra-clear 4K resolution, the H80x Dual doesn't need to turn on ...

Cataracts—the cloudy lenses that blur vision for many as they age—now have a high-tech solution. Bladeless cataract surgery uses advanced laser technology to make the procedure quicker, safer, and mor ...

There are a couple of schools of thought when it comes to the perfect portrait lens. An 85mm gives a flattering perspective and enables close-up upper body shots from a discrete shooting distance, ...

A doctor has called the ability to blur your own vision 'the world's most useless superpower' - but when should you be ...

What Can the Lens Blur Tool Really Do? My bare-bones kitbag only contains a 50mm 1.8 STM Canon lens and a 10-18mm Zoom lens.

On the Galaxy S25 series phones, you have five controls to fine-tune each filter. Also, you can just pick a photo and create ...

But a 20-60x zoom isn’t a normal smartphone add-on lens. The more telephoto reach you give a lens, the more that optic will exaggerate background blur. That manual focus ring is likely a must to get ...

Its 58mm focal length will also serve well for portraits, although in my opinion the ShiftCam lens is better for portraiture due to tighter background blur and nicer bokeh. This lens does suffer ...

Join me as I pick the best lenses for astrophotography fans shooting a starry night sky, to suit a range of cameras and budgets. I think that the best lenses for astrophotography are vital for getting ...

A 9-blade iris diaphragm is intended to ensure an almost circular aperture and thus an appealing blur. The optical structure consists of 16 lenses in 13 groups, including six special lenses to ...