Made of Ultra-Clear LSR, NACTUS 6x2 SIL consists of 12 optics with 25.40 mm lens pitch. Module size: (173 (l) x 71.4 (w) x 12 (h) mm). No glass cover is required.High engineering-concept products with exclusive features: preserve and enhance the typical characteristics of silicone; boast UV-resistance and non-yellowing properties; perform high optical efficiency (up to 92%) and extreme temperature resistance (–40°C to 150°C, with peaks up to 200°C). They combine an extraordinary ability to withstand impacts while maintaining a high dimensional flexibility. Allow immediate switching from conventional lighting to SSL and offer total compatibility and countless opportunities to customize your lighting fixtures.Available in 5 beams, they fulfill IESNA Type II/III/V Medium Cutoff. IESNA Type III optics meet ME3A 13201- 2:2015 M3 requirements too. Designed for 3.5x 3.5mm Power LEDs, they are perfect also for larger LEDs, eg. 5x5 mm, thanks to 1mm higher square housing space created under each lens. Type II and III optics offer a 90° rotated lenses arrangement too. The mechanical system is fully compatible with all previous Nactus 6x2 series. Designed to comply with IP65 rating and IK10 rating (20 Joules) For extra fastening, a holder realized in PC is available.