Camera Focal Length Test
A technical test prompt designed to demonstrate visual differences between 24mm, 80mm, 135mm, and 200mm focal lengths in video.
Prompt
[2.5s] 24mm focal length medium frontal eye level shot. She speaks pleasantly, "Hi, there. Let's start with a 24mm focal length." [Cut: 2.5s] Transition 80mm focal length medium frontal eye level shot. The girl waves at the camera and speakls smiling, "and this is 80mm." [Cut: 2.5s] Transition to 135mm Focal length medium frontal eye level shot. The girl spins 360, then looks at the camera and speaks smiling, "and this is 135mm." [Cut: 2.5s] Transition to 200mm Focal length frontal eye level shot. The girl starts with her chin tucked slightly down then slowly raise her chin to face the camera in a gentle smile. She speaks with a gentle smile genuinely, "and this is 200mm"
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