Generating a large circle is not a problem. The laser circle will be enlarged when the laser source is moved away from the wall. A large laser circle needs a high-power laser source to make the circle look brighter. If you only need a fixed laser circle, you can create it by either the...
It is available in the U.S. only. To learn more, please go to asight-llc.com for details. The size-adjustable circular laser beam can aid your communication and marking. It is clear to view, precise to highlight, and easy to the eyes. You can get a product usage guide for the specifications...
I have a patent to solve this type problem and to project a size-adjustable laser circle onto a target wall or screen. You can use the idea outside of US and China. Basically, you need to shape the laser beam through a pair of plano-convex lenses and a rotating prism. Please refer to the...