![silicone_lens_1](https://uniglobekisco.com/wp-content/uploads/2016/05/silicone_lens_1.jpg)
Silicone lens can control optical characteristic of LEDs, which has high directivity. For High power / High brightness LEDs, our lens provides superior reliability. We can provide part lens; attached with SMD LED package, and insert lens; molding lens directly to COB or premolded lead frame.We fulfill each customer’s needs from design to mass production. Global support from our worldwide network..
![silicone_lens_2](https://uniglobekisco.com/wp-content/uploads/2016/05/silicone_lens_2.png)
High Reliability
Heat resistance for high power and bright LEDs UV resistant for blue and near ultraviolet LEDs Lead – free solder; RoHS compliant
Superior Injection Molding System
High aspect shapes, spherical and aspherical lenses available Excellent surface accuracy Preventing inside bubble.
Environmentally Friendly
![](https://uniglobekisco.com/wp-content/uploads/2016/05/silicone_lens_4.png)
No waste materials with our runner-less and flash-free system
Material Type | Rubber | Rubber A | Resin | Resin A | |
---|---|---|---|---|---|
Refraction index | 586nm/3mm | 1.42 | 1.41 | 1.535 | 1.4|1.45 |
Transparent | 586nm/3mm | 0.94 | 0.93 | 95% | 95% |
Hardness | Shore A | 86 | 70 | | | | |
Shore D | | | | | 65 | 40|50 | |
Coefficient of Expansion | 2.73*10-4/K | | | 1.86*10-4/K | | | |
Water Absorption | 3mm/100/PH | 0.000571 | | | 0.000913 | | |