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Bird into the Cage

Optics & Eye Health

★Exhibit Content: Persistence of vision phenomenon, principles of animation/film imaging, visual optics science popularization ★Interaction: Electromechanical interaction ★Operation: Press the start button and observe the dynamic image of a bird flying inside the cage when the grid-like birdcage rotates rapidly, intuitively experiencing the animation effect brought by persistence of vision. ★Exhibit Description: The exhibit consists of a flying bird silhouette model, a grid-like birdcage model, a transparent protective cover, a light source, and an electronic control system, and is a recommended exhibit for the KexMall exhibit mall. After startup, the birdcage rotates rapidly, sequentially presenting the continuous static frames into which the bird's flight is decomposed. Utilizing the persistence of vision, the brain fills in the visual gaps, allowing the human eye to see the dynamic effect of the bird flying into the cage, vividly reproducing the core principles of film and animation. ★Scientific Principle: When the human eye observes a scene, light signals are transmitted to the brain via the optic nerve to form vision. However, after the light stimulus ends, the visual image in the brain does not disappear immediately but persists for 0.1 to 0.4 seconds. This is the phenomenon of persistence of vision. This exhibit decomposes the continuous motion of a flying bird into consecutive static frames. As the birdcage rotates rapidly, the afterimage retained in the brain fills the visual gaps of the cage bars, creating the dynamic visual effect of a bird flying into the cage. This is also the core principle of film and animation.

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Principle Display: ★★★★★ Interaction Effect: ★★★ Ease of Installation: ★★★★★ Durability: ★★★★ Overall Rating: ★★★★

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