Focal Length Comparison Demo with Talking Girl
Seedance 2 video prompt by Jason W - AI · original post
A four-shot demo in which a girl faces the camera and demonstrates how 24mm, 80mm, 135mm, and 200mm focal lengths change her appearance. Each 2.5-second segment uses a medium frontal eye-level shot with a cut transition and a spoken line naming the lens.
the 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"
- model
- Seedance 2
- type
- video
- shape
- 16:9
- length
- 10 seconds
- shared
- May 4, 2026
- prompt
- 117 words
Made this? Fix the credit or remove it.














