The Kopp-Etchells effect is a result of dust striking helicopter blades as they take off or land at night, causing a bright ‘halo’ around the spinning rotor disk. More pics here, via: thisrecording: tumbledore

The Kopp-Etchells effect is a result of dust striking helicopter blades as they take off or land at night, causing a bright ‘halo’ around the spinning rotor disk.

More pics here,

via: thisrecording: tumbledore

by kenyatta
via thisrecording
50 reblogs & likes
  1. czae reblogged this from thisrecording
  2. woody reblogged this from erickd and added:
    Very cool photo! must be wild to see in person…
  3. evangotlib reblogged this from tumbledore
  4. mykol78 reblogged this from rocketboom
  5. heavysigh reblogged this from rocketboom and added:
    Nope its pixies working their magic, we all know aerodynamics is hogwash.
  6. lotusmodern reblogged this from thisrecording
  7. cmpblldllghn reblogged this from rocketboom
  8. onyourmark reblogged this from rocketboom
  9. buffoonery reblogged this from rocketboom and added:
    The additional images are striking.
  10. ilgen reblogged this from rocketboom and added:
    This is an amazing set of photos
  11. erickd reblogged this from rocketboom
  12. -ryan reblogged this from rocketboom and added:
    This is awesome. I’ve always had this strange fascination with helicopters.
  13. rocketboom reblogged this from thisrecording
  14. noahkai reblogged this from thisrecording
  15. bakitwhynande reblogged this from thisrecording
  16. thisrecording reblogged this from tumbledore
  17. whisperoftheshot reblogged this from speshal-k
  18. speshal-k reblogged this from tumbledore and added:
    Awesome - learn something new every day… now to google more…
  19. tumbledore posted this

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