Dolly in推轨靠近／摄影机推进

How it works

Physically move the camera toward the subject, normally holding focal length.

Terminology boundary: Aliases vary by region and production context; the physical parameter above is the deciding clue.

Narrative effect

Creates real parallax and growing intimacy or pressure.

When to use it

Realizations, products, doorways, clues.

Common mistakes

Do not substitute a zoom; set a safe path and endpoint.