bleistift2@sopuli.xyz to Ask Lemmy@lemmy.worldEnglish · 3 天前What are these two plastic sheets one always sees when US presidents give speeches?sopuli.xyzimagemessage-square41fedilinkarrow-up1111arrow-down12file-text
arrow-up1109arrow-down1imageWhat are these two plastic sheets one always sees when US presidents give speeches?sopuli.xyzbleistift2@sopuli.xyz to Ask Lemmy@lemmy.worldEnglish · 3 天前message-square41fedilinkfile-text
minus-squaretriptrapper@lemmy.worldlinkfedilinkarrow-up118·3 天前Yes. They project the text from an angle so it reflects towards the speaker. Just like windows are transparent but can still reflect images in the right lighting.
Yes. They project the text from an angle so it reflects towards the speaker. Just like windows are transparent but can still reflect images in the right lighting.