Add Yahoo as a preferred source to see more of our stories on Google. But the concept of “normal vision,” let alone the 50-mm lens’s ability to reproduce it, is hardly a given. The idea that a 50-mm ...

Interchangeable lens cameras, or cameras that let you swap out lenses, can unlock a lot of opportunities and new creative control for your photography. That's because different focal lengths (offering ...

Add Yahoo as a preferred source to see more of our stories on Google. NORMAL, Ill. (WMBD) — Identity Optical in Normal is shuttering its West College Avenue manufacturing plant by the end of the year.

If you can't read the street sign, just wink your right eye and zoom in. A pioneering pair of contact lenses may soon be a reality for a research team from the Swiss Federal Institute of Technology.

Just get any AF-D lens; the D60 can't auto focus with the screw driven lenses (AF or AF-D), but can meter with them and all the camera modes are available. The Nifty Fifty (50mm f/1.8 AF-D) comes to ...

I'm thinking about upgrading my D80 to a D7000, and since I'd probably sell the old body as a package with its 18-135 kit lens, I would need to get a new normal-range zoom to cover that range. I need, ...