When the camera’s frame rate matches the fast moving objects (such as helicopter rotors), a weird effect can occur and make the subject look like it’s levitating. Al Brooks noticed this when he was reviewing the security footage from his surveillance camera. And this time, it’s not a floating helicopter – it’s a floating bird. And while it’s amusing to see, it’s also a great illustration of the “wagon-wheel effect.”
Dallas-based photographer Nikola Olić travels the world and captures the buildings in a way that will make you stop, look and scratch your head. His architectural shots look like optical illusions, yet they were all created without digital manipulation. He chooses unique angles for his shots, combining them with carefully composed shadows and reflections. As a result, his photos will make the objects you’ve seen a hundred times look completely new and unique.
Have you ever seen a helicopter magically rise in the air without its motor spinning? If not, you are in for a treat. OK, how can that be?
Here is a little well-known secret, the main rotor of the helicopter is actually spinning pretty fast? Fast enough that it perfectly aligns with the frame rate of the camera.
Celebrating the release of Star Wars: The Force Awakens, Adorama TV launched a new video shows with the first episode explaining the forced perspective technique.
With the timing and the subject of the episode obviously timed to go along with the new movie, how better to explain this visual effect than with an X-Wing Fighter?
What if I told you that the photo above is actually not a black and white photo, it is in full color and it is your brains which is limiting you from seeing it in all its glory? Of course this is not actually the case, this photo is black and white, but this trick can make you see it in full color and explain how human color perception works in the process. hit the jump and follow the instruction in the film.