(6) [---]ཧྭ་ཨ༎ བཞོ་ཀ་བྱ་ན། པང་ཅག༎ མེ་ལོང་ཀེང༎ ཁུག་མ་ཅིམ་ཅན༎ དམྱྀག་ལ། འགན། སྨྱིནs[m]yin
7. (*) What are the wavelength and frequency ranges of the visible light?
Light, Action, Illumination: These three words can be used to describe the general topics in the given texts