FUCKING_CUNO@lemmy.dbzer0.com to Ask Science@lemmy.worldEnglish · 1 month agoMy clear case against the glass back of my work phone creates this light effect, what am I looking at?imagemessage-square21linkfedilinkarrow-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?FUCKING_CUNO@lemmy.dbzer0.com to Ask Science@lemmy.worldEnglish · 1 month agomessage-square21linkfedilinkfile-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-up92·1 month 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-up20·1 month agoI think youre bang on with the Newtons Rings, thanks!
minus-squareCmdrShepard49@sh.itjust.workslinkfedilinkEnglisharrow-up9·1 month 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.