The tiniest Fresnel lens may be perfect for augmented reality glasses.

The unique history of the Crooked River Lighthouse’s lens in Carrabelle, Florida. The Crooked River Lighthouse’s Executive Director, Steve Allen, shares with us the unique qualities of the ...

Making a traditional glass lens requires a lot of experience, skill, and patience grinding a piece of glass to the required shape, and is not for the casual experimenter. Making a glass Fresnel len… ...

Astera is set to debut the company’s new QuickPunch, an accurate, fast, and efficient new wireless spotlight with a Fresnel lens that is set to feature a 13º–60º zoom, zero stray light, and ...

A lens manufactured in France in 1902 is shining high atop Montauk Point Lighthouse once again. Earlier this month the U.S. Coast Guard relit the clamshell-shaped Fresnel lens, which guided ...

A piece of lighthouse history returns to Graves Light in Boston Harbor After a nearly 50-year hiatus, a first-order Fresnel lens is back to illuminate the beacon ...

Text Lens will also allow you to copy text from saved files on your Mac: You can import images, PDFs, or other files, and Text Lens will copy everything on the page.

Text Lens is a Mac app by Sindre Sorhus. It lets you select text that you otherwise cannot copy, such as text from PDFs, images, videos, and more.