What is a Diffuser, and Why Does It Help?

 Getting the best light on your artwork while sketching outdoors makes a huge difference. Ideally you want soft, diffused white sunlight at a level close to the brightness of the scene itself. The worst thing is cast shadows or dappled light across the painting. 

That's where a diffuser comes in, and you can make one yourself. On my Substack

 https://jamesgurney.substack.com/p/what-is-a-diffuser-and-why-do-i-need 

I do a deep dive into various designs that are windproof, lightweight, and adjustable.