LED Luminaries

LED news and insight from our technology editor Steve Bush, who has been messing with LED lighting for more years than he would care to remember.

Lens gies narrow beam and colour mixing

Ledil Geri-RZ led collimatorGeri-RZ is a 45mm TIR lensfrom Ledil, intended to produce a narrow beam from RGB leds, with good colour mixing.

Its mixing is based on the proprietary ‘RZ’ surface.

“Very good color uniformity can be achieved with this micro-lens structure without an additional mixing chamber,” said the firm.

It will work with a range of multi-color LEDs – RGBW or tunable white, for example. as well os clausters of mini lighting leds form the likes of Cree and Lumileds.

  • 32.8mm high
    Ledil Geri-RZ with Ostar RGB

    Geri-RZ beam with Osram Ostar-SMT RGB led

  • 45x45mm footprint
  • Beam +/-8° typically
  • 88% typical efficiency
  • optical grade PMMA
  • UL94 HB rated
  • -40 to +100°C operation


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