Neolucida, Camera Lucida

It’s a modern reinterpretation of the camera lucida, an indispensable drawing tool popular in the days before photography.
NeoLucida - The 21st century Camera Lucida Drawing Tool

Sold at Auction: NEO LUCIDA PORTABLE TRACING CAMERA

Lucid-Art & Neolucida Camera Lucida Photo Projector Tool Tracing Aid

NeoLucida XL: a See-Through Camera Lucida Drawing Tool : Arts, Crafts & Sewing

Diagram from Magic Art Reproducer instructions.

NeoLucida - A Portable Camera Lucida for the 21st Century

Neolucida, Camera Lucida

GIMP Chat • NeoLucida (camera lucida)

NeoLucida XL — NeoLucida

NeoLucida XL: a See-Through Camera Lucida Drawing Tool – Big Idea Design LLC

NeoLucida XL: a See-Through Camera Lucida Drawing Tool : Arts, Crafts & Sewing

NeoLucida XL: a See-Through Camera Lucida Drawing Tool – Big Idea Design LLC

NeoLucida XL: a See-Through Camera Lucida Drawing Tool – Big Idea Design LLC

NeoLucida optical drawing aid Science Museum Group Collection

Instead of a camera lucida prism, these tools used an angled mirror with a separate angled piece of glass.