Redout@lemmy.world to Lemmy Shitpost@lemmy.world · 1 年前Get wokelemmy.worldimagemessage-square43fedilinkarrow-up1952arrow-down113
arrow-up1939arrow-down1imageGet wokelemmy.worldRedout@lemmy.world to Lemmy Shitpost@lemmy.world · 1 年前message-square43fedilink
minus-squarePons_Aelius@kbin.sociallinkfedilinkarrow-up37·edit-21 年前Yep. IIRC: An early (pre-telescope) astronomer did for tens of minutes at a time to document sun spots, but it took weeks for his sight to return and it was likely permanently damaged because of it.
minus-squareMotoAsh@lemmy.worldlinkfedilinkarrow-up11arrow-down1·1 年前Sheesh, and all he had to do was invent cameras to spare his eyes. For shame.
minus-squarep1mrx@sh.itjust.workslinkfedilinkarrow-up4·1 年前He only really needed to invent basic office supplies: https://www.timeanddate.com/eclipse/box-pinhole-projector.html
Yep.
IIRC: An early (pre-telescope) astronomer did for tens of minutes at a time to document sun spots, but it took weeks for his sight to return and it was likely permanently damaged because of it.
Sheesh, and all he had to do was invent cameras to spare his eyes. For shame.
He only really needed to invent basic office supplies:
https://www.timeanddate.com/eclipse/box-pinhole-projector.html