RETROJECTOR Meaning and
Definition
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A retrojector is a device commonly used in educational settings or presentations that combines the functions of a projector and an overhead projector. It is primarily utilized for displaying visual content, such as transparencies, onto a larger screen or surface for better visibility to an audience.
The retrojector consists of a light source, a lens system, and a transparent platform. The light source, typically an incandescent bulb, emits light towards the transparent platform, which is made of glass or plastic. This platform is positioned at an angle to allow for the projection of an image onto a screen or a wall.
To utilize a retrojector, an individual places a transparency or a transparent sheet containing the desired content on the platform, being mindful of the proper orientation. The lens system is then adjusted to focus the image properly. When the light source is switched on, the image is projected onto the designated surface.
By combining the traditional elements of a projector and an overhead projector, the retrojector offers a practical and versatile option for displaying visual aids. It allows presenters to seamlessly integrate transparent content into their presentations, making it particularly beneficial for teaching, training, or public speaking purposes. Its compact size and flexibility enable users to easily set up and transport the device, making it a convenient tool for various educational and professional environments.
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A form of syringe with long tubular attachment to the nozzle, used in retrojection.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for RETROJECTOR
- eetrojector
- detrojector
- fetrojector
- tetrojector
- 5etrojector
- 4etrojector
- rwtrojector
- rstrojector
- rdtrojector
- rrtrojector
- r4trojector
- r3trojector
- rerrojector
- refrojector
- regrojector
- reyrojector
- re6rojector
- re5rojector
- reteojector
- retdojector
Etymology of RETROJECTOR
The word "retrojector" is a combination of two parts: "retro-" and "projector".
The prefix "retro-" comes from the Latin word "retro", meaning "back" or "backward". It is often used in English to indicate something that refers to the past, is reminiscent of a previous time, or is done in a backward or opposite direction.
The word "projector" comes from the Latin word "projectio", meaning "a throwing forward" or "a plan". It refers to a device that projects images or light onto a surface or screen.
Therefore, "retrojector" combines these two elements to refer to a device that projects images or films from the past, usually used to nostalgia or revisit memories of earlier times.
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