What is Backlit Film? What is it made of? How do you use it?

Erica Gabriel

Publication date: 02/24/2024

In the realm of visual storytelling and advertisement, one tool that stands out for its captivating allure is backlit film. Whether you’ve noticed it in dazzling displays at airports, vibrant posters in shopping malls, or even in the glowing signs on the streets, backlit film commands attention with its luminous presence. You’ve probably most often seen backlit film used in the movie posters at your local cinema. In this article, we’ll delve into the fascinating world of backlit film, exploring its composition, uses, printing methods, and installation process.

What is Backlit Film?

Backlit film, as the name suggests, is a type of film designed to be illuminated from behind, enhancing its colors and making the imagery stand out with a vibrant glow. It serves as a medium for displaying vivid graphics and messages in settings where visibility and impact are paramount.

What is it Made of?

Typically, backlit film is constructed from a durable, translucent material such as polyester or polyethylene terephthalate (PET). These materials are chosen for their ability to diffuse light evenly across the surface while maintaining high-resolution image quality. Additionally, backlit films are often coated with special formulations to enhance color saturation and ensure longevity, even under continuous exposure to light.

What is Backlit Film Used For?

The versatility of backlit film makes it a preferred choice for various applications, including:

  1. Advertising Displays: Backlit film is extensively used in advertising lightboxes found in airports, train stations, shopping centers, and other high-traffic areas. The vibrant colors and illumination draw attention, making the displayed content more engaging and memorable.
  2. Retail Signage: In retail environments, backlit film is employed for promotional displays, product showcases, and directional signage. Its eye-catching properties help businesses attract customers and convey their brand message effectively.  Movie theater posters is one of the most recognizable uses of backlit film, you’ll find them in the hallways of every local cinema.
  3. Architectural Features: Backlit film can also be utilized in architectural applications, such as interior decor elements, wall murals, and even building facades. By incorporating backlit film into architectural designs, spaces can be transformed into visually stunning environments, creating ambiance and visual interest.
Backlit Film Movie Posters
Backlit Film Movie Posters

How Do You Install Backlit Film?

Installing backlit film requires precision and attention to detail to achieve a seamless, professional appearance. Here’s a basic overview of the installation process:

  1. Prepare the Surface: Ensure that the surface where the backlit film will be installed is clean, smooth, and free of any dust or debris.
  2. Trim the Film: Trim the backlit film to the desired size, leaving a slight overlap around the edges for a secure fit.
  3. Apply Adhesive: Depending on the type of backlit film and the installation surface, apply a suitable adhesive to the back of the film or directly onto the surface.  Posterprintshop offers backlit film both with and without adhesive depending on your installation needs.
  4. Smooth Out Air Bubbles: Carefully smooth out any air bubbles or wrinkles using a squeegee or similar tool, starting from the center and working towards the edges.
  5. Trim Excess Material: Trim any excess material from the edges using a sharp utility knife or scissors for a clean finish.
  6. Illuminate: Once the backlit film is securely installed, illuminate it from behind using LED lights or other suitable light sources to bring the graphics to life.

By following these steps, you can achieve a professional-looking installation that maximizes the impact of the backlit film.

Where Can You Get Backlit Film Printed?

Printing backlit film requires specialized equipment and expertise to ensure optimal results. Many professional printing companies and signage manufacturers offer backlit film printing services, utilizing state-of-the-art printers capable of producing high-resolution, vibrant images. These providers often work closely with clients to customize the size, design, and finish of the backlit film according to their specific requirements.  Backlit film is one of our most popular medias and Posterprintshop is the leading provider of backlit film prints in the industry.  You can order our high quality custom backlit film prints here.  If you need backlit film with an adhesive back, we also offer that here.

In conclusion, backlit film is a versatile and visually striking medium that finds its place in a wide range of applications, from advertising to architectural design. With its ability to capture attention and convey messages with vibrant illumination, backlit film continues to be a favored choice for businesses and creatives alike, elevating visual experiences to new heights. Whether you’re looking to promote a product, enhance your brand presence, or simply add a touch of magic to your surroundings, backlit film offers endless possibilities for creativity and expression.

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