คำอธิบาย
คุณสมบัติ
| Brand | VIEWSONIC |
| Model | PX749-4K |
| Projector Technology | 0.47″ 4K-UHD |
| Resolution | 3840 x 2160 (4K-UHD) |
| Display Compatibility | VGA(640 x 480) to 4K(3840 x 2160) |
| Display Color | 1.07 Billion Colors |
| Display Size | 30″-300″ |
| Brightness (ANSI Lumens) | 4000 (ANSI Lumens) |
| Contrast Ratio | 12000:1 |
| Aspect Ratio | N/A |
| Distance | 0.75m-9.76m (100″@2.50m) |
| Throw Ratio | 1.13-1.47 |
| Lens | Lens: F=1.94-2.12, f=12-15.6mm |
| Projection Offset | 120%+/-6% |
| Zoom Ratio | Optical Zoom : 1.3x Digital Zoom : 0.8x-2.0x |
| Panel Display | N/A |
| Interface | Input 2 x HDMI (HDMI 2.0, HDCP 1.4/2.2) 1 x USB Type C (5V/2A) Output Control |
| Card Reader | None |
| Network | None |
| Speaker | 10W Cube |
| Light Source | 240W UHP Lamp |
| Lamp Life(STD/ECO)(hr) | Light Source Life (hours) with Normal Mode : 4000 Light Source Life (hours) with SuperEco Mode : 20000 |
| Keystone Correction | H:+/-40°, V:+/-40° |
| Audible Noise | Audible Noise (Normal) : 33dB Audible Noise (Eco) : 28dB |
| Special Features | Designed for Xbox for the ultimate gaming experience 4.2ms Ultra-Fast Input & 240Hz high refresh rate |
| Power Supply | 100-240V+/- 10%, 50/60Hz (AC in) |
| Power Consumption | Normal : 310W Standby : <0.5W |
| Environment | Operating Temperature : 0~40°C |
| Package Contents | 1 x Power Cord 1 x USB-C Cable (1m) 1 x Remote Control (w/ backlit) 1 x QSG |
| Dimension | (W x D x H) : 31.20 x 22.20 x 10.80 cm |
| Net Weight | 3.00 KG |
| Package Dimension | (W x D x H) : 41.50 x 16.80 x 29.70 cm |
| Gross Weight | 3.90 KG |
| Volume | 20,706.84 cm3 |








