Derksen PHOS 25, Руководство пользователя

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Defini�on of terms
PHOS move 7
3. Defini�on of terms
Term Defini�on
LED projector
An op�cal device that uses an internal light source (LED) to display a two-dimensional
template (gobo) on an image surface.
LED
L ight E mi�ng D iode
Semiconductor component that emits light.
Gobo
Projec�on mo�f
A glass template used to display logos, pa�erns, texts or images with a projector.
Projec�on lens
The most important component in a projector. One or more op�cal lenses that concentrate
the light, making it possible to emit a projec�on.
Focal length
This is a measure of how strongly the projec�on lens concentrates beams of light.
Short focal length: wide cone of light
Long focal length: narrow, concentrated cone of light