Máy chiếu ViewSonic PX749-4K
- Cường độ chiếu sáng: 4000 (ANSI Lumens).
- Độ phân giải: 3840 x 2160 pixels.
- Độ tương phản: 12000:1.
- Tuổi thọ bóng đèn của máy chiếu: 4000 giờ.
- Cổng kết nối: 2 x HDMI 2.0, 1 x USB Type C, 1 x Audio 3.5mm, 1 x USB-A power 1.5A, 1 x RS232, 1 X RJ45 LAN.
- Số màu hiển thị: 1.07 tỷ màu.
- Nguồn điện: 100-240V+/- 10%, 50/60Hz (AC in).
Đặc tính kỹ thuật
| Specification | Projection System: 0.47 inch4K-UHD Native Resolution: 3840x2160 Brightness: 4000 (ANSI Lumens) Contrast Ratio with SuperEco Mode: 12000:1 Display Color: 1.07 Billion Colors Light Source Type: 240W UHP Lamp Light Source Life (hours) with Normal Mode: 4000 Light Source Life (hours) with SuperEco Mode: 20000 Lens: F=1.94-2.12, f=12-15.6mm Projection Offset: 120%+/-6% Throw Ratio: 1.13-1.47 Optical Zoom: 1.3x Digital Zoom: 0.8x-2.0x Image Size: 30 inch -300 inch Throw Distance: 0.75m-9.76m (100 inch@2.50m) Keystone: H:+/-40°, V:+/-40° Audible Noise (Normal): 33dB Audible Noise (Eco): 28dB Input Lag: 4.2ms Resolution Support: VGA(640 x 480) to 4K(3840 x 2160) HDTV Compatibility: 480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p Horizontal Frequency: 15K-135KHz Vertical Scan Rate: 23-240Hz |
| Input | HDMI: 2 (HDMI 2.0, HDCP 1.4/2.2) USB Type C: 1 (5V/2A) |
| Output | Audio-out (3.5mm): 1 Speaker: 10W Cube USB Type A (Power): 1 (5V/1.5A) 12V Trigger (3.5mm): 1 |
| Control | RS232 (DB 9-pin male): 1 RJ45 (LAN control): 1 USB Type A (Services): 1 (share with USB A Output) |
| Other | Power Supply Voltage: 100-240V+/- 10%, 50/60Hz (AC in) Power Consumption: Normal: 310W; Standby: <0.5W Operating Temperature: 0~40℃ Carton: Brown Net Weight: 3.0kg Gross Weight: 3.9kg Dimensions (WxDxH) with Adjustment Foot: 312x222x108mm Packing Dimensions: 415x168x297mm OSD Language: English, French, Spanish, Thai, Korean, German, Italian, Russian, Swedish, Dutch, Polish, Czech, T Chinese, S-Chinese, Japanese, Turkish, Portuguese, Finnish, Indonesian, India, Arabic, Vietnamese, Greek, Total 24 languages User Guide Language: English, S-Chinese, T-Chinese, Indonesian, Finnish, French, German, Italian, Japanese, Korean, Polish, Portuguese, Russian, Spanish, Swedish, Turkish, Arabic, Czech, Thai, Vietnamese, Total 20 languages |
- Bảo hành: 24 tháng cho thân máy, 12 tháng hoặc 1000 giờ cho bóng đèn (tùy điều kiện nào đến trước).
