Evidence suggests ancient civilizations, including the Greeks, may have had early optical knowledge and devices like ...

Tashi was referred to a specialist in Southern California who at the time was the only ophthalmologist in California, to ...

Despite being highly successful and adored, actresses like Margot Robbie and Lily Collins continue to face harsh criticism for personal choices such as pregnancy and surrogacy, exposing the ongoing ...

Our work improving access to quality eye care around the world wouldn't be possible without the unwavering support of our sponsors, and FedEx is one of the most vital in making this a reality.

Nikon’s uninspiring Q3/2025 financial results at least point to positive mid- to high-end camera sales, but I’m still worried ...

One of the biggest advantages of using a mirrorless camera over a smartphone is access to a range of impressive telephoto zoom lenses – but a Hong Kong company is aiming to give smartphones a massive ...

I care very deeply that the art I consume is ethically made by humans and not stolen by a text-to-image model, but it shouldn ...

The 100x lens in this kit also enables you to tease out tiny details ... separately. If I had to pick just one microscope I’d go for the 200x version as this dramatically increases the detail in macro ...

For simplicity, in the following explanation I will refer only to the most important lens aberration, the spherical aberration. The reason why the microscope ... of images the one whose intensity ...

Dubbed the interview that destroyed the Iron Lady's career, Labour MP turned journalist Brian Walden's bruising broadcast encounter with then prime minister Margaret Thatcher belied their secret ...

This meant that a microscope could not resolve two objects located closer than λ/2NA, where λ is the wavelength of light and NA is the numerical aperture of the imaging lens. This diffraction ...

Austin Chiang, MD, MPH: One innovation that's happening in my specialty of gastroenterology is artificial intelligence. Ben ...