UV flatbed printers offer versatile and creative options for printing on acrylic. Here are six techniques you can utilize to create stunning acrylic art:

1. Direct Printing This is the simplest method for printing on acrylic. Just lay the acrylic flat on the UV printer platform and print directly onto it. There's no need to alter the picture or adjust the print settings. This method is straightforward, making it ideal for quick and easy projects.
2. Reverse Printing Reverse printing involves printing the colors first and then covering them with a layer of white ink. The white ink acts as a base, making the colors stand out. This technique is commonly used for transparent substrates like acrylic and glass. The benefit is that the image can be viewed through the glossy surface and is protected from wear and tear, increasing its durability. 
3. Backlit Printing Backlit printing is a newer technique that creates backlit night lights. First, print a black-and-white sketch in reverse on the acrylic. Then, print the colored version of the sketch on top of the black-and-white layer. When the acrylic is backlit in a frame, the result is a black-and-white sketch with the light off and a vibrant, colorful picture when the light is on. This method works wonderfully for comic art with high color saturation and vivid scenes.
4. Transparent Color Printing This technique involves printing a single layer of color on the acrylic, resulting in a semi-transparent colored surface. Because no white ink is used, the colors appear semi-transparent. A classic example of this technique is stained glass windows often seen in churches.
5. Color-White-Color Printing Combining reverse printing with color printing, this technique requires at least two printing passes. The effect is that you can see vibrant images on both faces of the acrylic. This adds depth and visual interest to the artwork, making it look impressive from any angle.
6. Double-Side Printing For this technique, it's best to use thick acrylic, ranging from 8 to 15mm in thickness. Print color-only or color plus white on the back and white plus color or color-only on the front side. The result is a layered visual effect, with each side of the acrylic displaying a stunning image that adds depth. This technique is particularly effective for creating comic art.