DS005AKC Datasheet, PDF (6/12 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
1 Panel
2 Panel shift
3 Dot pitch
4 Maximum image height
5 Overscan
6 Effective panel size
7 Effective projection size
8 Projection magnification
Setting value
1.60 type (32.4mm × 24.3mm)
None
13.5µm × 40.5µm
20.25mm
–2.0%
1.60 type (32.4mm × 24.3mm)
40 to 50 type (screen size)
24.631 times/40 type (including distortion)
DS005AKC
Projection Lens Specifications (design)
in air
Item
1 F number
2 Half angle of view
3 Back focus
4 Projection distance
Design value
1.79
at 39.2-type projection at 49-type projection
38.1°
38.1°
25.778mm
25.519mm
592.8mm
752.3mm
5 Conjugate length
6 Panel side pupil position
7 Panel side pupil diameter
8 Screen side pupil position
9 Screen side pupil diameter
10 Focal length
11
Distortion aberration
1.0H
Up/down
Right/left
TV distortion
12
Up/down
Right/left
Center up/down
Center right/left
MTF (12.5lp/mm)
13
0H
to 0.5H
to 0.7H
to 0.86H
to 1.0H
14 Relative luminance
1.0H
820mm
–1050mm
φ623.0mm
–138.7mm
φ14.4mm
25.772mm
–0.89%
–0.97%
–0.11%
–0.05%
–0.43%
–0.18%
90%
75/70%
50/65%
50/45%
45/35%
50%
–6–
933mm
–1150mm
φ623.0mm
–138.5mm
φ14.4mm
25.841mm
–0.93%
–1.16%
–0.20%
–0.11%
–0.51%
–0.26%
90%
75/65%
50/60%
45/30%
45/30%
50%
Remarks
(at ∞)
(from front of projection
lens bulb)
between panel and
screen
(from panel)
(from panel)
(contracting side)
(contracting side)
Sagittal/Tangent.