If you had an array of high power addressable LEDs, how would you project them onto a wall? Perhaps you’d use a Fresnel lens, or maybe an individual lens on the top of each. [Joo] faced this problem ...

If you had an array of high power addressable LEDs, how would you project them onto a wall? Perhaps you’d use a Fresnel lens, or maybe an individual lens on the top of each. [Joo] faced this problem ...

Been eyeballing those sweet new high definition projectors? So have we. We're not going to feel guilty for it either, we know what we like. But if your wallet is a little light from your last Engadget ...

The new Astera QuikPunch essentially takes everything that made the QuikSpot a success and scales it up. Taking cues from the popular 3” lens QuikSpot but scaling up in size, lux output, and beam ...

Fresnel lenses are used in many fields, including: Projection display: Fresnel projection TV, rear projection Fresnel screen, overhead projector, collimator; Concentrating light: Fresnel lens for ...

If you're thinking about adding a projector to your home, DIY site Instructables has a step-by-step guide on how to create your own functional projector for much less than you would ever pay retail.

VAN NUYS, CALIF.: Litepanels said its Sola 4 Fresnel LED lighting fixture, “the smallest DMX controllable LED Fresnel on the market,” is now shipping. The new focusable Sola 4 features a 4-inch ...

Germany's Astera has announced the introduction of its new Fresnel series of lights; the compact PlutoFresnel and the larger LeoFresnel. By developing LED lights specifically for integration with a ...

Two new mini LED lights with Fresnel lenses have been introduced by Videssence, along with a new Videssence Vidnel 050 50Watt LED Fresnel. All are rated at 96+ CRI for the tungsten versions – there ...