FUCKING_CUNO@lemmy.dbzer0.com to Ask Science@lemmy.worldEnglish · 5 days agoMy clear case against the glass back of my work phone creates this light effect, what am I looking at?lemmy.dbzer0.comimagemessage-square19fedilinkarrow-up174arrow-down14file-text
arrow-up170arrow-down1imageMy clear case against the glass back of my work phone creates this light effect, what am I looking at?lemmy.dbzer0.comFUCKING_CUNO@lemmy.dbzer0.com to Ask Science@lemmy.worldEnglish · 5 days agomessage-square19fedilinkfile-text
Does this effect have a name? I’m specifically referencing the iridescent shapes to the lower left of the apple
minus-squareadam_y@lemmy.worldlinkfedilinkEnglisharrow-up90·5 days agoIt’s not moire… These are Newtons rings, a different type of optical interference pattern. It occurs when two transparent sources reflect light in contact. You get it frequently when trying to scan transparencies using a flatbed scanner too. Here: Newtons Rings Wikipedia
minus-squareFUCKING_CUNO@lemmy.dbzer0.comOPlinkfedilinkEnglisharrow-up19·5 days agoI think youre bang on with the Newtons Rings, thanks!
minus-squareCmdrShepard49@sh.itjust.workslinkfedilinkEnglisharrow-up9·5 days agoAmusing that this too involves an apple.
It’s not moire…
These are Newtons rings, a different type of optical interference pattern.
It occurs when two transparent sources reflect light in contact.
You get it frequently when trying to scan transparencies using a flatbed scanner too.
Here: Newtons Rings Wikipedia
I think youre bang on with the Newtons Rings, thanks!
Amusing that this too involves an apple.