History of the Camera Lucida Drawing Tool

The Flemish Masters and the Camera Obscura: Illusions of the Renaissance, by Atellani

How Does A Camera Lucida Work? - Mirror Illusions

Art History - Art Periods & Movements Videos - PaintingTube

Lectures — Pablo Garcia

Obscura vs. Lucida — NeoLucida

Neolucida, Camera Lucida

Camera Lucida DIY Guide & Beamsplitter Glass

Camera Lucida Tutorial - Filters and drawing with the Osmo

A Brief History of Art Movements Behind the Masterpiece - PaintingTube

Short version: David Hockney, The Lost Secrets of the Old Masters: camera lucida obscura