Optical Path - JVC 250 Service Manual

4.2 Optical Path

Optical Path - Main Function
Transports the Arc Lamp high intensity light from the Arc Lamp to the
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ILA and from the ILA
Removes the Infrared light that contains most of the heat
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Removes the unwanted Ultraviolet light
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Condenses the white light using the Light Pipe for a uniform output
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Separates the white light into its RGB component colors using Dichroic
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Beamsplitters.
Polarizes each of the component RGB light beams
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Combines the component RGB image beams into one beam and delivers
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that to the Projection Lens.
Model 250 Service Manual
Figure 4-4 Arc Lamp Assembly top view.
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to the Projection Lens
Chapter 4---Optical
4-7