Spot UV, also known as Spot Varnish, is a printing technique used to add a glossy or matte coating to specific areas of a printed piece, rather than covering the entire surface. This is achieved by using a special varnish that is applied only to certain parts of the image or text, rather than being applied uniformly across the entire surface. The varnish is usually applied using a specialised printing plate or mask, which allows the printer to control exactly where the varnish is applied.
Spot UV can be used to enhance the visual appeal of a printed piece by adding a glossy or matte finish to certain elements, such as text or images. It can also be used to create a tactile effect, making certain parts of the printed piece feel more glossy or matte. This can be particularly useful for creating a sense of depth or dimension on a printed piece. Additionally, spot UV can also be used to protect certain parts of the print from wear and tear or smudging.
Spot UV is an effective way to add a unique finish to a printed piece that can make it stand out and look more professional. However, it's important to note that spot UV may add to the cost of printing and it's important to consider the design and budget when planning the use of this technique.