This one of the most popular questions that we receive at American Screen Printing Association. Many people want to build their own exposure unit for screen printing and the key component of any exposure unit is the light source.
So the question always comes up, what kind of light should I use in my exposure unit?
Before we discuss what is the best type of light for burning screens, two important questions must be asked first.
How to Build an Exposure Unit
Even if you are only slightly handy with some common household tools like a drill, a screwdriver and a saw, you will be able to build your own exposure unit.
You do not have to be a skilled craftsman or have any advanced skills to build any of the units that are described in this article.
Many new screen printers don’t have a unlimited budget when starting out, and building your own exposure unit is one way you can save money.
For many, building a “home-made” unit is a source of pride and achievement.
Another benefit of “doing it yourself” is that if anything ever breaks, you’ll know how to fix it, since you built if yourself.
In this article (originally written in June 2014), we're going to present several types of homemade exposure units you can build. All are affordable and will do the job of burning screens nicely.