Originally Posted by
Bol Tackshin
The lens quality matters less at long distances because the mirage fcuks the picture up anyway. A decent megazoom non-DSLR will do the trick. You don't need a big aperture lens for that kind of shooting either, and it doesn't need super fast focus with spot on tracking so a 150-600mm Sigma or Tamron will be fine for a DSLR. Especially handy to use a body with 1.6x crop factor, so your effective focal length is 960mm at max. Add a 1.4 converter and you will need a very serious tripod! A drone is useful but DOC require a permit, especially if you monetise your footage - ie put it on YouTube.