How can you easily measure the quality of a light source? Especially with the widespread use of LED in lighting, users face a big problem. It is becoming increasingly difficult for them to check the accuracy of the information about the products they buy and use. In LED light sources where defined standards do not meet, it is almost impossible to distinguish between good from bad and quality from poor quality, except for tests carried out in laboratory conditions. Or in the past. Here you are "Lighting Passport" He's responding to that exact need.
A light source Color Temperature (CCT), Color Feedback (CRI), TM30-15, Color Sensitivity (SDCM – Standard Deviation Color Matching, MacAdam ellipse), Luminous Level (Illuminance), Spectrum it is now very easy to measure, understand and compare values and indicators such as.
Lighting Passport or the newly released Lighting Passport PRO is a sleek, lightweight, state-of-the-art measuring instrument that can be controlled entirely with smartphones and tablets. Lighting Passport has certificates from Switzerland and the United States and has a measurement accuracy of 2%. At the same time, thanks to its application-based approach, it gives the user an option to keep up to date at all times. Lighting Passport, which also has applications specific to different sectors, can be found in the Apple Store (IOS) and Google Play (Android) with the names SGE, SGM, SGAL.
For up-to-date product information: http://www.lightingpassport.com/
A short promotional video about the product: https://youtu.be/Qo2itQRBl6w
A short introductory video for their use: https://youtu.be/YrLnWB_hJNc
Listen from lighting designers: https://youtu.be/cb7zWRGDPEM
You can see a sample measurement in the photos below. Measurements are for SORAA LED Lamp, 2700K, 95 CRI, 25 degree lamp.