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Physics · 术语表

什么是 Additive synthesis？

又称： primary colors

Definition 11.4 High School Physics · 第 11 章 — Color and Light Sources

Superposing light beams on a white screen adds their spectra: this is additive synthesis. Three well-chosen lights, red, green and blue — the additive primaries — mix into almost every perceivable color: R ++ G == yellow, R ++ B == magenta, G ++ B == cyan, and R ++ G ++ B == white.

Additive synthesis of overlapping light beams (left) and subtractive synthesis of stacked filters in white light (right). Additive synthesis of overlapping light beams (left) and subtractive synthesis of stacked filters in white light (right).
Additive synthesis of overlapping light beams (left) and subtractive synthesis of stacked filters in white light (right).
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