ใฐ๏ธ๐๐
๐ก๐งช๐๐
โจโก๏ธ๐๐
๐ฌ๐C
๐ฌ๐
๐ก๐๐โจ
๐กโก๏ธ๐๐ฌ
๐๏ธโจ๐
โจ๐๏ธ๐จ๐
#electromagnetic waves #spectrum graph #light analysis #frequency range #wavelength distribution #optical spectrum chart #spectroscopy