其他功能
| 镜头系统 |
F2.4 - 2.57, f = 18 - 21.57 |
| 数码梯形纠错 |
± 15° |
| 投影画面尺寸(对角线) |
0.79m - 7.9m |
| 模拟视频信号 |
RGB |
| 接口 |
USB |
投影仪
| 投影仪亮度 |
2000 ANSI lumens |
| 投影技术 |
DLP |
| 投影仪最佳分辨率 |
XGA (1024x768) |
性能
| 噪音水平 |
34 dB |
| 垂直扫描范围 |
50 - 85 Hz |
另外
| 水平扫描范围 |
31 - 79 kHz |
| 客观投影距离 |
1.2 - 10 m |
Ultra-Portable XGA DLP Projector PJ458D, 2000 lumens, 1024 x 768 XGA
The ViewSonic PJ458D employs single DLP panel design technology with 2000 lumens and a 1024 x 768 XGA native resolution to produce bright, sharp images for CONVINCING OFFICE PRESENTATIONS AND IMPRESSIVE HOME ENTERTAINMENT.
Small yet powerful, clear viewing is assured with a 2000:1 contrast ratio. Its wide throw ratio and vertical keystone correction lets PRECISE IMAGES BE PROJECTED IN VIRTUALLY ANY SETTING. In addition, 3:2 pull down and progressive scan are incorporated to boast TOP VIDEO PERFORMANCE. Support of HDTV and worldwide video signal standards (NTSC, PAL and SECAM) provide for exceptional versatility. And its filterless design means users won't even have to worry about replacing or cleaning the air filter.
Features:
Bright in virtually any setting with 2000 lumens
Packs 2000 lumens in just 2.2kg. It's the bright choice for the mobile professional.
XGA native resolution and up to SXGA compressed
Native XGA 1024 x 768 resolution, compressed SXGA 1280 x 1024.
Easy set-up and auto-tuning
One-touch set-up button for fast, easy sync and sharp focus.
The perfect image in any setting
Digital keystone correction and zoom function ensure perfect sized images in any room.
Supports HD signals including 720p and 1080i
Capable of displaying HDTV signals as well as other video and data sources.¹
Advanced video features
Built-in progressive scan, 3:2 pull-down for superior video performance.
Ultimate video source flexibility
Connect a computer or add a video source for dynamic meetings and presentations.
Eco Mode extends lamp life
Extend lamp life up to 3000 hours and reduce noise output.
