RGB

Ages

Introduction

Summary

The Flash9 plugin is necessary for this animation !
Since the 1890s, additive color processes have been used to create color photographs. The cones that carpet our retinas are only sensitive to  the primary colors: Green, Red and Blue. Television, cinema and photography all use these additive, three  color processes, as did the pointillist painters of the 19th Century.

Goals

• To illustrate the additive color process.
• To analyse our perception of color.
• To cover a little of the history of photography, one of humanity’s great inventions.

Features

Click and drag the R(Red) G(Green) and B(Blue) components of the picture.
Press any key to superimpose the three pictures again.

Student sheet

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Tags

color colour addition autochrome Lumiere-brothers Louis-Ducos-de-Hauron photography light RGB