Computer Science for IGCSE & O level - Hardware (Section 1 - No. 34)
What is the role of the lenses in an LCD projector?
To generate the light
To split the light into colors
To focus the image onto the screen
To switch the light on and off.
คำอธิบาย
The lens system focuses the light from the LCD panels onto the screen, magnifying and clarifying the image.