Toshiba TLP411E, Technical Training Manual

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3-3
1
3
9
10 f
10 e
10 d
10 b
10 a
12
13
To Lamp
10
c
19
14
15
16
17
18
5
4
R
3 G 3 B
Fig. 3-2 Polarizing direction at each part (G light components)
Fig. 3-1 Optical path diagram
3 4 5
Exit side
polarizing
direction
P-polarization
light
S-polarization
light
Incidence
side
polarizing
direction
S-polarization
light
Phase
difference
plate
(45 rotation) Incidence side
polarized
plate Liquid
crystal
panel
(90 rotation) Exit side
polarized
plate Phase
difference
plate
(45 rotation)
x
y
22.5
45
45
22.5
4 3
P-polarization
light
S-polarization
light
No. Part name
1 Projection lens
3R Liquid crystal panel (red)
3G
Liquid crystal panel
(green)
3B Liquid crystal panel (blue)
4
Phase difference plate +
polarized plate
5 Field lens
9 Mirror box unit
10a-f Dichroic mirror
12 Multi-lens B
13 Cold mirror
14 Multi-lens A
15 Capacitor lens
16 Elliptical reflector
17 Metal halide lamp
18 Lamp unit
19 High voltage supply