Olympus OM-D E-M1 Mark II best prime lenses The choice of lens also plays a significant role in the overall image quality recorded, however, and our analysis of camera-and-lens combinations provides ...

For our DxOMark lens reviews, we evaluate the performance of interchangeable lenses for cameras equipped with sensors that can capture images in RAW format. In this article, we explain how we test for ...

Aims To evaluate the 1-year efficacy of two new myopia control spectacle lenses with lenslets of different asphericity. Methods One hundred seventy schoolchildren aged 8–13 years with myopia of −0.75 ...

Shoot sports? You'll need one of the best lenses for sports photography – here are the best buys for Canon, Sony, L-mount, Nikon, Fujifilm, Pentax and Micro Four Thirds shooters ...

The Fujifilm GFX100RF is a 100-megapixel medium format digital camera with a fixed 28mm equivalent F4 lens. The GFX100RF has a recommended price of $4899. It comes in either black or black and silver, ...

This is everything eye doctors want you to know about caring for your contacts and when to replace them.

In this study, we expressed recombinant αA- and αB-crystallin in E. coli and compared the polydispersity, structure and aggregation state between each other and native bovine lens α-crystallin.

Lens Technology Co., Ltd. engages in the research, development, production, and sale of touch panel cover glass. Its products include mobile phone screens, ...

Bringing a constant large f/1.8 aperture to the 17–40mm zoom range, the lens offers the image quality of a prime with the flexibility of a zoom. Designed for APS-C mirrorless cameras, it’s one of the ...