JVC Model 200 - Manual (Page 19)

Chapter 2---System Description
light into its Red, Green and Blue components. The first mirror in
the Dichroic Mirror Assembly reflects blue light to the blue ILA
®
assembly, the second mirror reflects green light to the green ILA
®
assembly, and the third reflects red light to the red ILA
®
assembly.
Thus, each ILA
®
is sent only one color of light.
Prepolarizers and Polarizing Prisms: Each individual light beam
is polarized (directed) toward its own Polarizing Prism where it is
directed toward the output side of its ILA
® Assembly and
combined with the signal from the input side of the ILA ®
Assembly.
Each of these three light beams independently combine with the
image in their own (Red, Green or Blue) color systems at the ILA
®
assemblies as described in Section 2.2.1, Image Path.
Model 200 Service Manual 2-5