Submitted by i_photo_sims t3_zzqx06 in explainlikeimfive
amattias t1_j2d94si wrote
Reply to comment by RevaniteAnime in ELI5: The difference between Blu Ray and DVD by i_photo_sims
Blu-ray uses a shorter wavelength laser than DVD, not larger. The Blu-ray wavelength is 405 nm compared to the 650 nm wavelength that DVD uses.
RevaniteAnime t1_j2dhgsu wrote
Ah, late night minor error. Higher Frequency, Shorter Wavelength.
Viewing a single comment thread. View all comments