The C10756_CUTE-3-W-XP is a transparent 35mm round multi-LED Wide Lens made of optical grade PMMA (Polymethylmethacrylate), allows use of high current and temperature conditions (105°C/220°F). It is specially designed for use with for Cree's XLAMP XP-E series of LEDs. A special care has been taken to make uniform white or warm white illumination and lenses work well with other colours also.
No lens holder, fastening to heat sink with droplets of glue