---

• n  the unit of solid angle adopted under the Systeme International d'Unites

• sr

News & Articles

---

• Infrared LED supports long distance security surveillance.
  With deep metallic reflector and integrated lens, Dragon Dome SFH 4783 emits light within narrow beam angle of ±12°, achieving range of more than 100 m. From current of 1 A, unit delivers total radiated power of 430 mW and radiant intensity of 2.3 W per steradian. Thin film technology enables light to be extracted efficiently from chip, while wavelength of 850 nm enables discreet surveillance ...
  Oct. 7, 2013 - ThomasNet