ScubaLab tests eight new frameless single-lens scuba masks in a head-to-head evaluation. Check out the which masks came out ...

Although Hoya is widely known as an eyeglass lens and contact lens provider, it has more than 60% market share in mask blanks for semiconductor manufacturing, and an even higher market share ...

But, with hundreds of thousands of L.A. residents forced to evacuate their homes, the next best thing is a face mask or respirator to help avoid inhaling dangerous smoke particles. As we saw with ...

Abstract: This paper presents a measurement system based on the transmission fringe deflectometry, which is designed to facilitate the rapid attainment of the free-form lens optical parameters, ...

Here are five reasons why, we think, you should give shooting a self-portrait a try. Plus, it's something everyone can have a go at as the easiest tool to capture a selfie with is probably your ...

The best lenses for bird photography will help you get close to birds and wildlife from a distance. I'm here to help you snap up the best buys. I feel that the best lenses for bird photography solve a ...

Even if you've never manually adjusted the f-stop on your lens or camera, you've likely come across this setting before. While it's possible to let the camera handle it automatically, mastering the ...