Understand the relationship between heat dissipation and lamp luminous efficiency, lifespan, and the way of heat dissipation, what is the way to judge whether a lamp is good or bad?
Heat sink make up a big chunk of the cost of light fixtures. Some factories for save cost, save materials . So, here’s the question: how do we judge whether a heat sink for a lamp works well?
Of course, directly method is test working LED chip junction temperature. Whenever, the temperature control is within the acceptable range, that is to do well, otherwise, it is cutting corners.
