module 4 projection system. the lighted screen is a silent shout – a shout likely to be heard and...
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Module 4Projection System
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The lighted screen is a silent shout – a shout likely to be heard and heeded even by the most reluctant learners.
(Heinich, R., Molenda, M., & Russell, D., 1993)
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Filmstrip ProjectorSlide ProjectorOverhead ProjectorOpaque ProjectorLCD (Liquid Crystal Display) Projector
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FILMSTRIP PROJECTORA device used to view a filmstrip.Recorded sounds are made to
accompany the filmstrip.Later on, as the filmstrip is being shown
, players were built into the projector.Now, filmstrip projectors are rarely
found in classrooms.
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HTTP://WWW.BLACKPOOLSIXTH.AC.UK/ABOUT/ACTIVITIES/WORLD-AND-CLASSIC-CINEMA
http://www.tpub.com/content/religion/14229/css/14229_340.htm
BACKSlide 3
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SLIDE PROJECTORA device used to view photographic
slides.Term slide, refers to a small format
photographic transparency individually for one-at-a time projection.
Size of the slides is 2x2 inch.Price is quite high.Rarely found in the classroom.
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HTTP://VISUAL.MERRIAM-WEBSTER.COM/COMMUNICATIONS/COMMUNICATIONS/PHOTOGRAPHY/SLIDE-PROJECTOR.PHP
http://www.shutterstock.com/pic-17036467/stock-photo-photographic-slides-in-a-tray.html
BACK
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OVERHEAD PROJECTORA box with a large “stage” on the top
surface.A lamp from inside the box is
condensed by a special type of lens passes through the transparency that is placed on the “stage”.
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Term transparency, composed of photographic film, clear acetate, or any transparent material capable of being imprinted with an image by means of chemical, heat process or direct drawing method.
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HTTP://WWW.ACCUMALL.COM/WEATHER-FOR-KIDS/ASTRONOMY/ASTRONOMY-TRANPARENCIES-II.HTML
http://www.tpub.com/content/draftsman/14063/css/14063_234.htm
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Preparing TransparenciesPrint horizontally on the transparency.Use a large text size.Use standard fonts.Color of the text should be black. Use red
sparingly.Do not overload your transparency. (66
rules)Use topical outlines and NOT sentences.
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Do not reproduce a typewritten page or a page from a book.
Write notes on the frame of your transparency.
Vary your presentation with the use of overlays, masking, silhouettes and cut-outs.
BACK
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OPAQUE PROJECTOR
A device that has the capacity to display opaque materials on a screen.
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HTTP://WWW.TPUB.COM/CONTENT/DRAFTSMAN/14064/CSS/14064_229.HTM
http://png.cybermirror.org/pngvrml1.html
BACK
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LCD (LIQUID CRYSTAL DISPLAY) PROJECTOR
It can display video, images, or computer data on a screen or any flat surface.
It is possible to show motion or have accompanying sounds.
It is connected to a computer.
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HTTP://WWW.INTERNETPHILIPPINES.COM/SHOPPING/LCD-PROJECTOR-RENTAL/
http://theaterprojector.org/the-difference-between-dlp-and-lcd
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THANK YOU!