Relamping means “replacing the bulbs in lighting fixtures.” But it represents a more innovative and energy-friendly way of upgrading your lighting system...
IES file is a text file using ASCII code, which can be easily imported into various lighting design software such as Dialux, AGI 32, and so on.
When you buy a lamp, you might wonder how much light it provides. It sometimes is indicated in Lumen which you can see on the outer packaging marked by the manufacturer. And sometimes it is indicated ...
LED lights are increasingly used in daily life, home, office, indoor and outdoor. As we transition over into an LED accustomed society, there is an issue that presents itself that not only has a negat...
We are going to space! Yuji circadian light panels will be sent to the International Space Station in 2023 together with Danish astronaut Andreas Mogensen.This is our second collaboration with SAGA Sp...
As an international leader in high color rendering LED lighting technology, Yuji Lighting™ was exhibited at booth #3565. Yuji Lighting products were exhibited to global customers for the first ...
What is UV Light Used For? UV-A, for example, is used to verify the authenticity of banknotes. This is the most widespread application of UV-A: it excites fluoresc...
What is exactly the blue light hazard?Blue light is a kind of high-energy short wave visible light (HEV), which refers to the blue part of visible light. It has a short wavelength and is concentrated ...
What is MDER and how does it work? MDER is the abbreviation of Melanopic Daylight Efficacy Ratio defined by the CIE and introduced in the CIE S 026/E:2018 document, which is also called the Melano...