What are the features of the LED Lambertian light source?
Lambertian source you have a professional name is K2. this should be LED high power light source. The first batch of his characteristics, advantages and disadvantages are here, but the process is complex, the requirements of the operators is not high, a lot of procedures for the equipment requirements is not high. The sealing die angle control. The material can be reflow welding, general acrylic lens can not. Then his technology is relatively mature, now the domestic large power are basically used this kind of lamp.
Upstairs friends say, in fact, is right, even. Refers to a specific LED as LED as the first floor of the brothers Lambertian source said, usually required to comply with the Lambert distribution, uniform light, not necessarily light, can also be a diffuse surface, usually by LED in front of the light source and some such as diffusion film, lens type implementation
