Nortel Networks 822p 用户手册

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Type of display

Poly-silicon TFT active matrix
PowerLite 822p: with MLA
PowerLite 83c: without MLA

Lens

F=1.6 to 1.74, 18.4 to 22.12 mm

Resolution

1024 × 768 pixels (XGA)

Color reproduction

Full color, 16.77 million colors

Brightness (ANSI)
PowerLite 822p

2600 lumens (High brightness mode)
2080 lumens (Low brightness mode)

Brightness (ANSI)
PowerLite 83c

2200 lumens (High brightness mode)
1760 lumens (Low brightness mode)

Contrast ratio

400:1

Image size

30 to 300 inches (0.8 to 7.6 meters)

Projection distance

2.7 to 34 feet (0.9 to 10.4 meters)

Projection methods

Front, rear, ceiling

Focus adjustment

Manual

Zoom adjustment

Manual

Internal sound system

7 W monaural 

Optical aspect ratio

4:3 (horizontal:vertical)

Zoom ratio

1:1.2