Ledil FCN13552_CRYSTAL-RS, Crystal Series LED Lens, 4.4 ° Round Beam

The viewing angle produced (the full angle measured at the half peak luminous intensity value) will vary depending on the chip size, colour and position of the LED.. LEDiL CRYSTAL Series LED Lenses. The CRYSTAL and CRYSTAL-MINE series from LEDiL, are a family of round LED lenses with a diameter of 49.7 mm. This range is designed for use with a single LED and offers a narrow beam angle. Suitable for use in demanding environments the CRYSTAL series offer a high light quality and over 90% efficiency. The CRYSTAL-MINE lenses have 10% additional illumination over the cut-off area. The CRYSTAL lenses are designed with a tight uniform beam. With their very narrow beam and high centre peak candela power, the CRYSTAL lenses offer great control of light. Suitable applications include head lamps, torches, spotlights and general illumination. The CRYSTAL-MINE lenses are designed to suit mining head lamp requirements. Made using an optical grade PMMA, the CRYSTAL lenses offer a high UV and temperature resistance. CRYSTAL lenses have been designed and optimised for use with a variety of LEDs. Due to the rapidly changing nature of LED products customers are strongly advised to consult the latest manufacturer data for compatible LEDs.