Garmin 720C Manual De Usuario

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Appendix C: Technical Specifications
91
C
Appendix C: Technical 
Specifications
General
Type of display
720c: Poly-silicon TFT active matrix 
730c: Poly-silicon TFT active matrix with 
MLA (Micro Lens Array)
Size of LCD panels 
Diagonal: 0.9 inches (22.9 mm)
Lens
F=1.9 to 2.1, f=31 to 36 mm
Resolution
1024 
×
 768 pixels (native format)
Color reproduction
Full color, 16.77 million colors
Brightness
720c: 1500 lumens (ANSI) 
730c: 2000 lumens (ANSI)
Contrast ratio
400:1
Image size
30 to 300 inches
Projection distance
3.2 to 38.5 feet (.96 to 11.7 meters)
Projection methods
Front, rear, upside-down (ceiling mount)
Internal sound system
1 W monaural
Optical aspect ratio
4:3 (horizontal : vertical)
Zoom ratio
1:1.16
Noise level
39 dB 
Keystone correction
angle
±
 15° vertical (maximum)
Pixelworks DNX
 ICs are used in this projector.
720-730.book  Page 91  Thursday, October 30, 2003  11:32 AM