How to make a Proportional Divider in metal - Easier than You think! - YouTube
HFeng 10" Proportional Divider Drawing Tool Adjustable Plastic Artist Proportional Scale Divider Tool is Suitable for Artists Drawing Measuring Tools : Amazon.de: DIY & Tools
Derwent Proportional Scale Divider - FLAX art & design
Amazon.com : 10 Inches Scale Divider,Proportional Scale Divider Drawing Tool for Artists,Premium Adjustable Caliper and Subject Scale Divider,Pantograph Drawing Tool for Art Projector, Compass,Camera Lucida : Arts, Crafts & Sewing
12 Inch Proportional Divider Drawing Tool Scale Divider12 - Etsy
The proportional divider!
Homemade Scaling Caliper for Drawing | Artwork by D. B. Clemons
YARKOR 10 Inches Artist Proportional Scale Divider Drawing Tool, Pantograph Drawing Tool Allow Architects and Artists to Transfer Different Measurements onto Paper While Keeping The Same Proportions : Amazon.in: Home & Kitchen
DIY proportional divider / scale divider using lego. It's crude, but works to some extent. The good thing is you can make it as long as you want. FYI a proporti…