High Efficiency / High Uniformity Lens - Spot Beam Superior color uniformity for white and multi-color emitters LLSP-3T08-H This unique lens enables the design and implementation of new high quality, high brightness products with precision optics delivering a high quality smooth beam pattern and superior color-mixing quality. This spot beam lens combined with LedEngin 40W White LEDs provides a well-controlled, smooth light gradient for illumination applications. The high uniformity, high efficiency color-mixing design delivers exceptional color quality for 40W multi-color RGB emitters. Key Features Smooth light gradient eliminates hot spots and rings for superior illumination Superior color uniformity for multi-color RGB emitters over the full color spectrum High optical efficiency Designed specifically for 40W white and multi-color RGB emitter Optical grade PMMA lens material allows use of high current and temperature conditions Lens holder aligns with LedEngin MCPCB option for easy installation and assembly Lens holder fastens easily to PCB with appropriate adhesive, e.g. epoxy or polyurethane based Patent pending Optical Specifications Typical Values Value Parameter Viewing Angle (FWHM) 15 Optical Efficiency 80% Color Mixing Superior 40W Lens Spot (10/09) High Uniformity Lens Typical Relative Intensity over Angle Mechanical Specifications (Includes Lens and Holder) Parameter Value Height from Seating Plane 25.0mm Maximum Width 47.50mm Operating Temperature Range -40C ~ +110C Acceptable bonding materials* Epoxy or polyurethane-based adhesives *Note: do not use a cyanoacrylate (superglue) adhesive Outline Dimensions Contact Information LedEngin, Inc. Tel: +1 (408) 492-0620 3350 Scott Boulevard, Building 9 E-mail: Sales ledengin.com Santa Clara, CA 95054 USA Website: www.ledengin.com 40W Lens Spot (10/09) High Uniformity Lens