Interactive projectors are installed directly above the screen or a classroom whiteboard. Therefore, they must have an ultra-short throw ratio. It will prevent the projector from blinding the presenter with its high brightness output. Some interactive projectors may have a short throw ratio and are placed three to four feet away from the screen or whiteboard.
They can be installed on a ceiling or wall using a mount. Interactive projectors are more expensive as compared to home theater projectors. Interactive projectors must be used with a computer or laptop. DLP interactive projectors use a digital pen to facilitate screen interaction.
They embed a special pattern into the projected image. However, the digital pen can detect the embedded pattern. It allows the DLP interactive projector to track the movement of the pen. As the user moves the pen on the screen, the same is reflected in the projected image digitally. It is quite similar to using a mouse. Infrared interactive projectors have a camera and one or more infrared sensors.
Its Touch Detection Module emits an infrared light beam on the screen. A digital pen reflects the infrared light back to the projector whenever it touches the screen or whiteboard. It allows the camera to track the movement of the pen on the screen. As the user writes or highlights something with the pen, the same is reflected digitally in the image. How do interactive projectors work? Who should use an interactive projector? Are noisy restaurants harmful to your health?
Read Article. Last Name. I agree to receive newsletters from Points West Audio Visual. Interactive projector vs interactive display Which is better? Natalie Harris-Briggs May 8, What is an interactive projector? How does a projector work?
What is an interactive touchscreen display? Image quality of interactive touch screens vs interactive whiteboards One of the biggest downfalls of interactive projectors is image quality. Cost of interactive projector vs interactive display When comparing initial purchase costs of interactive touch screens vs interactive whiteboards and projectors , displays tend to be more expensive. Bear in mind the following factors: Lamps will require periodic replacement Warranties of replacement lamps tend to be just a few months Quality of replacement lamps tend to be lower than that of original lamps, thus diminishing image quality These factors tend to mean that overall costs of an interactive display vs whiteboard and an interactive projector are around the same.
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Useful Links. Some of the newer interactive projector models enable you to interact by touch instead of using a special pen. If you go shopping for an interactive projector, keep in mind there are also interactive touchscreen displays. These can be an option for you to explore too.
They come with software, a remote control, or sometimes a stylus pen. You interact with the interactive display like you do your touchscreen cell phone and tablet. Interactive projectors keep everyone interested in your lecture or presentation.
Watching you engage on the screen will keep those who might have difficulty concentrating during a lecture on the screen. Even better, it gives others the chance to participate. This is especially perfect for teachers and professors.
There are several benefits for students when hands-on learning and interactive learning are used in the classroom. For some students, these teaching methods help them absorb information more easily. Cut your lesson plans into easily digestible chunks. You can get creative for your students. You can create educational games, fun learning competitions between students, assign group projects to be presented with the projector, or just explore the wonderful world of education.
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