Just Say No to Terrible White LEDs
In the age of the LED light bulb, consumers have an unfathomable range of lighting options. This has, perversely, made the ...
来自MSN1 个月
Just Say No to Terrible White LEDs
In the age of the LED light bulb ... “daylight” is cool (despite sounding sunny); “soft white” is warm (despite sounding pale)—and a color temperature, which is measured on the Kelvin ...