5 ms·

Mylar balloons would make a bunch of sense. If the objects were much closer to the camera than the focus that would explain why they can appear to move so quic

Mylar balloons would make a bunch of sense. If the objects were much closer to the camera than the focus that would explain why they can appear to move so quickly.

georgeg23 3y ago
To nit, they are typically made of metalized BoPET, not actual Mylar.
- j-bos 3y ago
  What is BoPET?
  - neom 3y ago
    BoPET is polyethylene. Metallised BoPET is polyethylene + (usually) aluminum. https://en.wikipedia.org/wiki/BoPET https://en.wikipedia.org/wiki/BoPET https://en.wikipedia.org/wiki/Metallised_film https://en.wikipedia.org/wiki/Metallised_film