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PT-
LB78
Portable LCD Projector
As of March 2009
< 2 >
Specifications
Power supply
Power consumption
Optical system
LCD panel
Panel size
Display method
Drive method
Pixels
Pixel configuration
Lens
Throw ratio
Lamp
Colors
Brightness*
1
Center-to-corner uniformity ratio*
1
Contrast ratio*
1
Resolution RGB
Scanning frequency
RGB
YP
B
P
R
S-Video/Video
Projection size
Optical axis shift
Keystone correction range
On-screen menu
Installation
Built-in speakers
Size
Output power
Terminals
COMPUTER (RGB) 1 IN
RGB signal
YP
B
P
R
signal
COMPUTER (RGB) 2 IN/1 OUT
RGB signal
YP
B
P
R
signal
VIDEO IN
S-VIDEO IN
COMPUTER AUDIO IN
AUDIO IN
VARIABLE AUDIO OUT
SERIAL
Power cord length
Cabinet material
Dimensions (W x H x D)
Weight*
2
Operating environment
Temperature
Humidity
100–240 V AC, 50/60 Hz
300 W (approx. 3 W in standby mode with fan stopped. 28 W in
standby mode when controlled by a Web browser.)
Dichroic mirror separation/prism synthesis system
0.63˝ (16 mm) diagonal (4:3 aspect ratio)
Transparent LCD panel (x 3, R/G/B)
Active matrix
786,432 (1,024 x 768) x 3, total of 2,359,296 pixels
Stripe
Manual zoom (1:1–1:1.2), manual focus
F 1.7–1.9, f 18.5– 22.2 mm
1.4–1.7:1
220 W UHM lamp
Full color (16,777,216 colors)
3,000 lumens
85%
500:1 (full on/full off)
1,024 x 768 pixels (Input signals that exceed this resolution will be
converted to 1,024 x 768 pixels.)
Horizontal: 15.00 – 91.00 kHz, Vertical: 50 – 85 Hz
480i (525i): f
H
15.75 kHz; f
V
60 Hz
576i (625i): f
H
15.63 kHz; f
V
50 Hz
480p (525p): f
H
31.50 kHz; f
V
60 Hz
576p (625p): f
H
31.25 kHz; f
V
50 Hz
720/60p (750p): f
H
45.00 kHz; f
V
60 Hz
1080/60i (1125i): f
H
33.75 kHz; f
V
60 Hz
1080/50i (1125i): f
H
28.13 kHz; f
V
50 Hz
NTSC, NTSC4.43, PAL-M, PAL60: f
H
15.75 kHz; f
V
60 Hz
PAL, SECAM, PAL-N: f
H
15.63 kHz; f
V
50 Hz
838–7,620 mm (33– 300 inches) diagonally, 4:3 aspect ratio
5:1 (fixed)
Vertical: approx. ±30°
17 languages: English, French, German, Spanish, Italian, Korean,
Russian, Chinese, Japanese, Swedish, Norwegian, Danish, Portuguese,
Polish, Hungarian, Czech, and Thai
Front/rear, ceiling/desk (menu selection)
4 x 2 cm, x 1, oval
1.0 W (monaural)
D-sub HD 15-pin x 1
R, G, B: 0.7 Vp-p, 75
Ω
, Sync on green: 1.0 V [p-p], 75
Ω
,
HD/SYNC, VD: TTL (positive/negative polarity compatible)
Y: 1.0 V [p-p] (including sync signal), 75
Ω
, P
B
, P
R
: 0.7 Vp-p, 75
Ω
D-sub HD 15-pin x 1 (input/output selectable using on-screen menu)
R, G, B: 0.7 V [p-p], 75
Ω
, Sync on green: 1.0 V [p-p], 75
Ω
,
HD/SYNC, VD: TTL (positive/negative polarity compatible)
Y: 1.0 V [p-p] (including sync signal), 75
Ω
, P
B
, P
R
: 0.7 V [p-p], 75
Ω
RCA pin x 1, 1.0 Vp-p, 75
Ω
Mini DIN 4-pin x 1, Y: 1.0 V [p-p], C: 0.286 V [p-p], 75
Ω
M3 (L, R) x 1, 0.5 V [rms], for COMPUTER (RGB) 1 and 2
RCA (L, R) x 1, 0.5 V [rms], for VIDEO and S-VIDEO
M3 (L, R) x 1, 0 – 2.0 V [rms]
D-sub 9-pin x 1, for external control (RS-232C)
2 m/6.6´
Moulded plastic (PC+ABS)
368 x 88 x 233 mm (14-1/2˝ x 3-15/32˝ x 9-3/16˝)*
2
Approx. 2.96 kg (6.5 lbs.)
0°– 40°C (32°–104°F)
20%–80% (no condensation)
