InFocus · Under 3,000 lumens · SVGA

InFocus LP425z

900lumens
800×600native
1.98–2.6throw ratio
3.4 kgweight

The InFocus LP425z is a 0.90" DLP x 1 projector rated at 900 lumens with a native resolution of 800×600. It uses a 270w metal halide bulb light source rated for 1,000 hours. Its lens has a throw ratio of 1.98–2.6:1. Released September 1999.

Throw distance table

Distance from lens to surface for each image width (4:3 (SVGA)). Calculated as throw ratio × width; check the manufacturer's lens calculator before installation.

Image widthHeightStandard lens
1.98–2.6:1
2 m (6.6 ft)1.5 m4.0–5.2 m
3 m (9.8 ft)2.25 m5.9–7.8 m
4 m (13.1 ft)3.0 m7.9–10.4 m
5 m (16.4 ft)3.75 m9.9–13.0 m
6 m (19.7 ft)4.5 m11.9–15.6 m
8 m (26.2 ft)6.0 m15.8–20.8 m
10 m (32.8 ft)7.5 m19.8–26.0 m
12 m (39.4 ft)9.0 m23.8–31.2 m
15 m (49.2 ft)11.25 m29.7–39.0 m
20 m (65.6 ft)15.0 m39.6–52.0 m
25 m (82.0 ft)18.75 m49.5–65.0 m
30 m (98.4 ft)22.5 m59.4–78.0 m

Open in the throw-distance calculator →

Maximum image size for projection mapping

Largest image that keeps a 10:1 contrast against ambient light on a light, matte surface (80% optical efficiency). See how this is calculated.

Ambient lightMax areaMax width × height
Dark rural site (1 lux)80 m²10.3 × 7.7 m
Quiet street at night (5 lux)16 m²4.6 × 3.5 m
Lit city square (15 lux)5 m²2.7 × 2.0 m
Bright urban area (30 lux)3 m²1.9 × 1.4 m
Indoor, lights dimmed (50 lux)2 m²1.5 × 1.1 m

Full specifications

Aspect Ratio4:3 (SVGA)
Brightness900 Lumens (ANSI) 1
Color Processing8-bit
Contrast400:1 (full on/off)
Data ModesMAX 1024x768
Digital KeystoneNo
Display Type0.90" DLP x 1
FeaturesFCC A
Image Size28.85" - 227.27"
Included Lens1.3x manual zoom , manual focus
Internal Speakers2.5 Watts Mono
Lens ShiftNo
Light Source270W Metal Halide bulb
Light Source Life1,000 hours
MSRPn/a
Power400 Watts 100V - 240V
Projector PlacementFor a " diagonal screen, place the projector lens between 13'-2" and 17'-4" from the screen.
Projector Size3.90" x 9.00" x 12.00" (HxWxD)
ReleasedSeptember 1999
Resolution800x600
StatusDiscontinued Aug 2001
Throw Distance5.0' - 30.0' Calculate Throw Distance
Throw Ratio1.98:1 - 2.60:1 (D:W)
Video Modes1080i
Warranty2 Years
Weight7.4 lbs

Specifications compiled from ProjectorCentral and manufacturer data. Prices change — verify with dealers.

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