Key technology analysis of measuring total luminous flux of LED with spherical photometer

Spherical photometer is a fast and effective device for measuring luminous flux and luminous efficiency of LED products, which involves luminous flux measurement of LED products, product testing and e…

Brief introduction of spectrometer application

In Harry Potter's world, the spell "prank over" and the click of a wand can reveal hidden maps.

Sunlight makes the benevolent live longer.

On February 1, 2020, the joint meeting of directors of China Solar Photothermal Industry Technology Innovation Strategic Alliance (hereinafter referred to as "National Photothermal Alliance") entruste…

Eight Common Techniques for Measuring Optical Parameters of LED Lamps

The intensity of light, that is, the intensity of light, refers to the amount of light emitted at a certain angle. According to CIE127 standard, inverse square law is not suitable for LED because of i…

Installation, debugging and troubleshooting of integrating sphere

Divergent beam power meter-integrating sphere

How to calculate the band gap width of semiconductor materials