Old lenses are quite useful even on newer cameras. One of the reasons that they continue to be quite promising is that they ...

Canon offers interchangeable lens cameras with different mounts and sensor sizes, so it can be tricky to pick the best lens for your SLR or mirrorless model. If you're not sure which lenses work with ...

Dr. Colby answers the question: 'What Is Monovision And How Does It Work?' Aug. 24, 2009— -- Question: What is monovision, how does it work, and won't it be uncomfortable to wear two different ...

The Thypoch Simera-C 35mm T1.5 Lens is a solid choice for those looking to capture a rich and textured cinematic moment.

Replay: Putting an EF lens onto an EF mount camera body does not always guarantee compatibility. Here's why you might sometimes encounter problems on third party systems. To put it mildly, Canon has ...

The observable universe—which may comprise almost all of the total universe —is a vast sphere approximately 1,000,000,000 light-years across (one light-year equals about six trillion miles). Human ...

I started with CNET reviewing laptops in 2009. Now I explore wearable tech, VR/AR, tablets, gaming and future/emerging trends in our changing world. Other obsessions include magic, immersive theater, ...