Icon shows a Lock symbol, then moving the Zoom Slider will only adjust the Image Size bigger or smaller as would be visually represented if If you press the blue padlock icon next to the Throw Distance value so that the The Zoom Range slider only affect one of the two controls. Using the blue padlock icons next to the Throw Distance value or Image Size value you can have The Zoom Range slider in the calculator will help you calculate the changes made by a Zoom Lens. If your selected projector has a Zoom Lens then the projector's Throw Distance or Image Size can be finely adjusted by moving the Measurement between the front of the projector lens and the surface of your wall or screen. The graphical representation of a projector in the middle of the calculator, you will see dimension lines that will tell you the Throw Distance Represents the diagonal distance between the top right corner of your image (screen) and the bottom left corner of your image (screen). Value box and hit the Enter key on your keyboard, or slide the Image Size slider back and forth until you find a number in the value box that To determine the Throw Distance for where you should place your projector in the room, enter an image diagonal measurement number in the Image Size Calculating a Throw Distance when you know the IMAGE SIZE

On the graphical representation of a screen in the middle of theĬalculator, you will see dimension lines that will tell you the height, width, and diagonal measurements of your image. Key on your keyboard, or slide the Throw Distance slider back and forth until you find a number in the value box that represents theĭistance between the lens of the projector and the surface of the screen. To determine the Image Size (screen size) enter a distance measurement number in the Throw Distance value box and hit the Enter

Calculating an Image Size when you know the THROW DISTANCE To properlyįit your image onto a screen you need a projection calculator tool or throw chart to tell you the image size dimensions at the corresponding

As you move a projectorĪway from the screen or wall, the image will get bigger, and as you push the projector closer to the screen or wall the image will be smaller. Why you need a Throw Distance Calculator?Ī projection calculator is used to calculate a screen size when a projector is a specific distance away from the screen.

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