DS001AKA Datasheet, PDF (7/13 Pages) Sony Corporation – Single-Panel Liquid Crystal Optical Engine for Rear Projectors

Optical Characteristics
The optical performance is specified for the following projection conditions.
Projection Conditions
Item
Setting value
1 Panel
1.43'' (31.68mm × 17.76mm)
2 Panel shift
none
3 Dot pitch
19.8µm × 37.0µm
4 Maximum image height 18.16mm
5 Overscan
4.5% (NTSC)
6 Effective panel size
1.368'' (30.316mm × 16.995mm)
7 Effective projection size 30 to 60''
8 Projection magnification 27.04×/37", fixed focus (including distortion)
Projection Lens Specifications (design)
Item
Design value
Remarks
1 Focal length
21mm ± 5%
2 F number
1.5 ± 5%
3 Back focus
19.52mm (at ∞)
in air
at 37" projection at 45" projection at 60" projection
4 Conjugate length
698.16mm
812.18mm 1036.01mm
5 Half angle of view
TV distortion^∗1
6
Up/down
Right/left
40.79°
0.124%
0.005%
40.84°
0.444%
0.005%
40.92°
1.112%
0.082%
7 ^{Lateral chromatic}
aberration vs. 550nm
470nm
to 0.5H
to 0.7H
to 0.9H
to 1.0H
–8.0µm
–4.5µm
6.8µm
15.7µm
–8.0µm
–4.6µm
6.5µm
15.3µm
–7.8µm
–4.6µm
6.2µm
14.7µm
605nm
to 0.5H
to 0.7H
to 0.9H
to 1.0H
10.9µm
12.9µm
11.9µm
10.1µm
10.9µm
12.9µm
12.0µm
10.4µm
∗1 _{TV distortion is defined by the diagram and equations below.}
10.8µm
12.9µm
12.2µm
10.7µm
A
y
Right/left distortion = (4x)/(A + B)
Up/down distortion = (4y)/(C + D)
x
D
x
C
y
B
–7–
DS001AKA