1. Viewsonic PX749-4K 4,000 ANSI Lumens True 4K HDR with 4.2ms Ultra-Fast Input & 240Hz high refresh rate
PX749-4K 4,000 ANSI Lumens 4K Home Projector True 4K HDR visual experience 4,000 ANSI Lumens offering bright images in any environment Designed for Xbox for the ultimate gaming experience Direct Big-screen streaming via USB Type-C 4.2ms Ultra-Fast Input & 240Hz high refresh rate Direct big-screen streaming via USB-C Warping, auto V keystone and 1.3x zoom for flexible installation Home automation via LAN control and 12V trigger Harman-Tuned Speaker ------------------------------------ ความละเอียด 4K HDR ที่แท้ทรู ความสว่าง 4,000 ANSI Lumens พอร์ตเชื่อมต่อ USB Type-C อัตรารีเฟรชเรตสูงถึง 240Hz ที่ 4.2ms เลนส์ซูม 1.3x ติดตั้งง่ายกว่าเดิม รองรับระบบ Home Automation รองรับ 12V trigger สามารถฉายบนจอโค้งได้ -------------------------------------------- SPECIFICATIONS Specification Native
Resolution: 3840x2160 DMD
Type: DC3
Brightness: 4000 (ANSI Lumens) Contrast Ratio with SuperEco
Mode:
12000:1 Display
Color: 1.07 Billion Colors Light Source
Type: Lamp Light Source Life (hours) with Normal
Mode: 4000 Light Source Life (hours) with SuperEco
Mode: 20000 Lamp
Watt: 240W
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: 30-300 Throw
Distance: 0.75m~9.76m, ([email protected])
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 2.0b/ HDCP 1.4/2.2) USB Type
C: 1 (5V/ 2A) Output Audio out
(3.5mm): 1
Speaker: 10W USB Type A
(Power): 1 (5V/ 1.5A) 12V Trigger
(3.5mm): 1 Control RS232 (DB 9-pin
male): 1 RJ45 (LAN
control): 1 Others Power Supply
Voltage: 100-240V /- 10%, 50/60Hz, (AC in) Power
Consumption:
Normal: 310W,
Standby: