LIGHT filters of coloured glass and gelatin are in common use for visual and photoelectric photometers. They are satisfactory, on the whole; but the glass filters are easily broken, and those of ...

Blue light filter study reveals mixed results: Do glasses and screen protectors truly combat eye strain tech? Experts weigh in on the evidence. Pixabay, Innovalabs Concerns about blue light from ...

We've been using PCs and smartphones for years, and their LED, LCD, TFT, or other displays that emit blue light are known for harming the eyes after a long period of usage. Recently, health companies ...

Several light sources produce light across various wavelengths. While this wavelength spectrum can be useful in lighting applications, other applications require light with a restricted visible ...

Filtering Blue light is imperative to help reduce digital eye strain and thereby prevents your eyes from feeling so tired. Prolonged exposure to blue light can result in the suppression of melatonin ...