Don_Dickle@lemmy.world to Explain Like I'm Five@lemmy.worldEnglish · 27 days agoHow do glasses work? If I took a magnifying glass to burn it from the sun. How come the same thing doesn't happen to my eyes even just staring up at the sun for 5 sec?message-squaremessage-square15fedilinkarrow-up125arrow-down12
arrow-up123arrow-down1message-squareHow do glasses work? If I took a magnifying glass to burn it from the sun. How come the same thing doesn't happen to my eyes even just staring up at the sun for 5 sec?Don_Dickle@lemmy.world to Explain Like I'm Five@lemmy.worldEnglish · 27 days agomessage-square15fedilink
minus-squareDalvoron@lemmy.ziplinkfedilinkEnglisharrow-up1·26 days agoThe retina is not as small as a pinhead, but the light from any source doesn’t get focused over the whole thing, it gets focused to a point. Anything else would mean the image is blurred, defeating the point of the glasses.
The retina is not as small as a pinhead, but the light from any source doesn’t get focused over the whole thing, it gets focused to a point. Anything else would mean the image is blurred, defeating the point of the glasses.