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Weights and dimensions shown are approximate. Specifications are subject to change without notice. Product availability differs depending on region and country. This product may

be subject to export control regulations. Intel and Pentium are registered trademarks of Intel Corporation. Microsoft, Windows Vista and Windows are either registered trademarks or

trademarks of Microsoft Corp. in the United States and/or other countries. Apple, Mac, Mac OS, Macintosh and Safari are trademarks of Apple Inc., registered in the U.S. and other

countries. All other trademarks are the property of their respective trademark owners. Projection images simulated. (C) 2008 Panasonic Corporation. All rights reserved.

Projectors Global Web Site:

h t t p : / / p a n a s o n i c . n e t / a v c / p r o j e c t o r

Please contact Panasonic or your dealer fo a demonstration.

Specifications

*1: In AI mode. *2: Legs and protruding parts not included. *3: Operation range differs depending on the environment.

Model number
Power 

s

upply

Power con

s

umption

LCD panel
Panel 

s

ize

Di

s

play method

Drive method
Pixel

s

Pixel configuration
Len

s

Lamp
Color

s

Brightne

ss

Contra

s

t

S

canning frequency

Projection 

s

ize

Throw di

s

tance

Optical axi

s

 

s

hift

Key

s

tone correction range

On-

s

creen menu

In

s

tallation

Built-in 

s

peaker

s

Terminal

s

Power cord length
Cabinet material
Dimen

s

ion

s*

2

 (W x H x D)

Weight
Operating environment
Remote Control Unit

Wirele

ss

 LAN

S

upplied acce

ss

orie

s

Optional acce

ss

orie

s

PT-LB51NTU

1.9 kg (4.2 lb

s

.)

IEEE802.11b/g

Power cord, Wirele

ss

 remote 

control, Batterie

s

 for remote 

control, V

G

A cable, Carrying bag, 

Wirele

ss

 Manager ME 4.5 (CD-ROM)

PT-LB51U

PT-LB51

S

U

480,000 (800 x 600) x 3,

total of 1,440,000 pixel

s

1.1 m–10.9 m (3´7˝–35´9˝)

R

G

B

YP

B

P

R

S

-Video/Video 

COMPUTER 1 IN
COMPUTER 2 IN/1 OUT
VIDEO IN

S

-VIDEO IN

AUDIO IN
COMPUTER AUDIO IN
VARIABLE AUDIO OUT

S

ERIAL

Power 

s

upply

Operation range

*

3

Dimen

s

ion

s

 (W x H x D)

Weight

786,432 (1,024 x 768) x 3, total of 2,359,296 pixel

s

1.1 m–11.1 m (3´7˝–36´5˝)

1.8 kg (4.0 lb

s

.)

Power cord, Wirele

ss

 remote control, Batterie

s

 for remote control, V

G

cable, Carrying bag

100–240 V AC, 50/60 Hz

240 W (Approx. 4 W in 

s

tandby mode with fan 

s

topped)

4:3 a

s

pect ratio

0.6˝ (15.24 mm) diagonal

Tran

s

parent LCD panel (x 3, R/

G

/B)

Active matrix

S

tripe

Manual zoom (1:1–1:1.2), manual focu

s

, F 1.6 –1.9, f 18.8– 22.6 mm

165 W UHM lamp

Full color (16,777,216 color

s

)

2,000 lumen

s

400:1

*

1

 (full on/full off)

Horizontal: 15–91 kHz, Vertical: 50–85 Hz

480i (525i): f

H

 15.75 kHz; f

V

 60 Hz, 480p (525p): f

H

 31.5 kHz; f

V

 60 Hz

576i (625i): f

H

 15.63 kHz; f

V

 50 Hz, 576p (625p): f

H

 31.25 kHz; f

V

 50 Hz

720p (750p): f

H

 45 kHz; f

V

 60 Hz,

1080i (1125i): f

H

 33.75 kHz; f

V

 60 Hz, 1080i (1125i): f

H

 28.125 kHz; f

V

 50Hz

NT

S

C, NT

S

C4.43, PAL-M, PAL60: f

H

 15.75 kHz; f

V

 60 Hz, PAL, 

S

ECAM, PAL-N: f

H

 15.63 kHz; f

V

 50 Hz

33–300 inche

s

/838–7,620 mm diagonally

6:1 (fixed)

Vertical: ±30°

17 language

s

: Engli

s

h, French, 

G

erman, 

S

pani

s

h, Italian, Korean, Ru

ss

ian, Chine

s

e, Japane

s

e, 

S

wedi

s

h, 

Norwegian, Dani

s

h, Portugue

s

e, Poli

s

h, Hungarian, Czech, and Thai

Front/rear ceiling/de

s

k (menu 

s

election)

4 x 2 cm x 1 (oval), 1.0 W (monaural) output power

D-

s

ub HD 15-pin x 1

D-

s

ub HD 15-pin x 1 (input/output 

s

electable u

s

ing on-

s

creen menu)

RCA pin x 1

Mini DIN 4-pin x 1

RCA (L-R) x 1 (for VIDEO/

S

-VIDEO)

M3 (

s

tereo) x 1 (for COMPUTER 1 and COMPUTER 2)

M3 (

s

tereo) x 1

Mini DIN 8-pin x 1 (R

S

-232C)

2 m (6´7˝)

Moulded material (PC + AB

S

)

297 x 57 x 210 mm (11-11/16˝ x 2-7/32˝ x 8-1/4˝)

Temperature: 0°–40°C (32°–104°F), Humidity: 20%–80% (no conden

s

ation)

3 V DC (AA battery x 2)

Approx. 15 m (19.2 feet) when operated from directly in front of the 

s

ignal receptor

48 x 163 x 24.5 mm (1-7/8˝ x 6-13/32˝ x 31/32˝)

117 g (4.1 oz) (including batterie

s

)

ET-LAB50 Replacement lamp unit, ET-PKB50 Ceiling mount bracket

ET-AD

S

ER 

S

erial adapter (DIN 8-pin/D-

s

ub 9-pin)

Ceiling mount
bracket:
ET-PKB50

Replacement
lamp unit:
ET-LAB50

Projection Distance

PT-LB51NTU/LB51U

Optional Accessories

81 (3-3/16˝) 

210 (8-1/4˝) 

39 

(1-1/2˝) 

181 (7-1/8˝) 

69 (2-23/32˝) 

69 (2-7/16˝) 

57 (2-1/4˝)

7 (9/32˝) 

297 (11-11/16˝) 

Unit: mm (inch)

0.84 m
1.02 m
1.27 m
1.52 m
1.78 m
2.03 m
2.29 m
2.54 m
3.05 m
3.81 m
5.08 m
6.35 m
7.62 m

1.2 m
1.6 m
1.9 m
2.2 m
2.5 m
2.8 m
3.1 m
3.7 m
4.6 m
6.2 m
7.7 m
9.2 m

1.1 m
1.4 m
1.8 m
2.1 m
2.5 m
2.9 m
3.3 m
3.6 m
4.4 m
5.5 m
7.3 m
9.2 m

11.1 m

0.07 m
0.09 m
0.11 m
0.13 m
0.15 m
0.17 m
0.19 m
0.21 m
0.25 m
0.32 m
0.42 m
0.53 m
0.64 m

0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –

33˝
40˝
50˝
60˝
70˝
80˝
90˝

100˝
120˝
150˝
200˝
250˝
300˝

4.0´
5.0´
6.0´
7.0´
8.0´
9.0´

10.0´
12.0´
15.1´
20.1´
25.1´
30.2´

3.9´
4.7´
5.9´
7.2´
8.4´
9.6´

10.8´
12.0´
14.5´
18.1´
24.2´
30.3´
36.4´

0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –

0.2´
0.3´
0.4´
0.4´
0.5´
0.6´
0.6´
0.7´
0.9´
1.1´
1.4´
1.8´
2.1´

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/
/
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/
/
/
/
/
/
/
/
/

Projection 

s

ize

(diagonal)

Height from the 

edge of 

s

creen

to center of len

s

 (H)

Projection di

s

tance (L)

Min (wide)

Max (telephoto)

PT-LB51SU

0.84 m
1.02 m
1.27 m
1.52 m
1.78 m
2.03 m
2.29 m
2.54 m
3.05 m
3.81 m
5.08 m
6.35 m
7.62 m

1.2 m
1.5 m
1.8 m
2.1 m
2.5 m
2.8 m
3.1 m
3.7 m
4.6 m
6.1 m
7.6 m
9.1 m

1.1 m
1.4 m
1.8 m
2.1 m
2.5 m
2.9 m
3.2 m
3.6 m
4.3 m
5.4 m
7.3 m
9.1 m

10.9 m

0.07 m
0.09 m
0.11 m
0.13 m
0.15 m
0.17 m
0.20 m
0.22 m
0.26 m
0.33 m
0.44 m
0.54 m
0.65 m

0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –

33˝
40˝
50˝
60˝
70˝
80˝
90˝

100˝
120˝
150˝
200˝
250˝
300˝

3.9´
4.9´
5.9´
6.9´
7.9´
8.9´
9.9´

11.9´
14.9´
19.9´
24.9´
29.9´

3.8´
4.6´
5.9´
7.1´
8.3´
9.5´

10.7´
11.9´
14.3´
17.9´
24.0´
30.0´
36.0´

0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –
0 –

0.2´
0.3´
0.4´
0.4´
0.5´
0.6´
0.6´
0.7´
0.9´
1.1´
1.4´
1.8´
2.1´

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/

/
/
/
/
/
/
/
/
/
/
/
/
/

Projection 

s

ize

(diagonal)

Height from the 

edge of 

s

creen

to center of len

s

 (H)

Projection di

s

tance (L)

Min (wide)

Max (telephoto)

Dimensions

N

O T E S

O N

U S E

• The projector uses a high-voltage mercury

lamp that contains high internal pressure. This
lamp may break, emitting a large sound, or fail
to illuminate, due to impact or extended use.
The length of time that it takes for the lamp to
break or fail to illuminate varies greatly
depending on individual lamp characteristics
and usage conditions.

• The brightness of the lamp will gradually

decrease with use.

• The projector includes consumable parts. The

frequency of replacement for the lamp and
other consumable parts will increase if the
projector is subjected to extended, continuous
use. For details, please consult a service rep-
resentative.

E c o l o g y - C o n s c i o u s   D e s i g n

Panasonic works from every angle to minimise
environmental impact in the product design, pro-
duction and delivery processes, and in the perfor-
mance of the product itself over its life cycle. The
PT-LB51 series projectors reflect the following
ecological considerations.

No halogenated flame retardants are used in
the cabinet.

No styrofoam is used in the packing materials.

Lead-free glass is used for the lens.

The packing case and operating manual are
made from recycled paper.

To use network functions, a PC is required that meets the conditions given below:

OS:

Microsoft

®

Windows

®

2000 Professional, Windows

®

XP Professional, Windows

®

XP

Home Edition, Windows Vista™ Ultimate 32-bit, Windows Vista™ Business 32-bit,
Windows Vista™ Home Premium 32-bit, Windows Vista™ Home Basic 32-bit,
Apple Mac OS X 10.4

NOTE:

Some functions are not available with Windows Vista™ and Mac OS X.

Web browser:

Windows

®

: Internet Explorer 

6

.0 or later, or Netscape 

C

ommunicator 7.0 or later.

Macintosh: Safari 2.0 or later

C

PU:

Windows

®

: Intel

®

Pentium

®

III or higher, or other compatible processor (800 MHz or

higher is recommended). Macintosh: PowerP

C

 G4 with 800 MHz or more, or Intel

®

C

ore™ Duo with 1.8 GHz or more.

Memory:

25

6

 MB or more (Macintosh: 512 MB or more is recommended)

Free hard disk space:

6

0 MB or more

C

D-ROM drive:

C

D-ROM drive or DVD drive

Wireless LAN:

IEEE 802.11b/g compatible (built-in wireless LAN system or external IEEE 802.11b/g
LAN card must be installed and running normally.) 

NOTE:

Some IEEE 802.11g/b wireless LAN may not allow connection to the projector.

Visit the 

P r o j e c t o r s   G l o b a l  We b   S i t e

shown below for the latest information.

P T- L B 5 1 N T U L 2 - 0 8 O C T   P r i n t e d   i n   J a p a n .

All information included here is valid as of October 2008.

Reviews: