Pancake lenses are compact units that rely on polarization to bounce light around internally, resulting in a very compact assembly at the cost of relatively poor light efficiency.

Pancake lenses are some of the best solutions for any photographer who wishes to travel light. A mirrorless camera with a pancake lens can be easy to carry anywhere, allowing you to get closer to ...

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 ...

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

Posted in Virtual Reality Tagged diy, headset, hmd, lens, optics, pancake lens, vr The Past, Present, And Future Of CircuitPython ...

A new rumor suggests Sony could be planning to launch its first-ever pancake lens for full-frame Sony E-mount cameras. The news comes only days after Viltrox launched a crowdfunding campaign to ...

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 ...

Pancake lenses, in contrast to traditional fresnel lenses, are short and flat, providing high-quality optics in a compact package; in the DigiLoupes headset, the pancake lens offers full ...

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 ...

His lens—known as the Fresnel lens—diffused light into beams that could be visible for miles. Fresnel designed his lenses in several different sizes, or orders. The first order lens, meant for use in ...

In contrast to traditional fresnel lenses, pancake lenses are short and flat, providing high-quality optics in a compact package; in the DigiLoupes headset, the pancake lens offers full peripheral ...