Explore Afghanistan, Helicopters and more!

Explore related topics

One of the coolest helicopter night pictures, ever! Showing the famous Kopp-Etchell's effect.

One of the coolest helicopter night pictures, ever! Showing the famous Kopp-Etchell's effect.

Helicopters and the Kopp-Etchells effect

Helicopters and the Kopp-Etchells effect

22 Stunning ‘Kopp-Etchels’ Photos (Helicopter Halos In Afghanistan), Two Deceased War Heroes, A Heart Transplant, And Fireworks..  My first thought was the sand is grinding away the rotor blades, however, they are covered with a protective sheath of titanium and nickel, so that option is likely out as the cause of what appears to be sparks.

22 Stunning ‘Kopp-Etchels’ Photos (Helicopter Halos In Afghanistan), Two Deceased War Heroes, A Heart Transplant, And Fireworks.. My first thought was the sand is grinding away the rotor blades, however, they are covered with a protective sheath of titanium and nickel, so that option is likely out as the cause of what appears to be sparks.

US Army | Boeing CH-47D Chinook.@Jorge Martinez Cavalcante (JORGENCA)

US Army | Boeing CH-47D Chinook.@Jorge Martinez Cavalcante (JORGENCA)

Pinterest
Search