The ES4 projector from Sony is a resourceful device which can be used at home, in classroom or for giving business presentations. It is also very useful even for playing games on your PlayStation if you require a large screen for gaming.
The native aspect ratio of Sony ES4 is 4: 3 which can be expanded to 16: 9. The brightness is 1500 ANSI lumens which becomes 2200 when used in high lamp mode. With this option it actually makes easy to switch brightness between high and standard mode to suit room conditions and screen type. The contrast ratio is 300: 1.
The power consumed by Sony ES4 projector on normal mode is 220 watt and on standby it is 5 watt. The audible noise of the projector is 29 dB on normal mode but it increases to 36 dB when it is on high lamp mode.
The other features included in Sony ES4 projector are: Quick Start, Low Fan Noise, Monitor Out, Security Bar, Password Protection, Panel Lock, Multi Inputs, Auto Input Search, Advanced Keystone Correction, Seven Picture Mode, and Prime Support.
Display and Design
Most of you will be interested to know about the display of Sony ES4 projector. So here it comes: the display is 0.63 inch polysilicon TFT LCD x 3 with the native resolution of 800 x 600. Weighing at 2.66 kg the projector's width is 12.1 ", height is 3.9" and depth is 10.5 ".
Taking your attention to the projection lens, Projectors comes with 165w UHP lamp. The lamp life is 3000 hours when used on normal mode, but it decrees to a great level when used with high lamp mode giving you only 2000 hours. There is quite a difference with the lamp when used in high mode, this may be a cause of concern for some but for others it may work just fine.
For connectivity you will get four input options and two output options. The input options that you get are one RGB D Sub 15 pin, one S Video, one composite and one Stereo Mini Jack. For output you have one RGB D Sub 15 pin and one Stereo Mini Jack. For audio you get one 1 watt mono speaker. And for control you are provided with one RS-232C D Sub 9 pin.
Seven preset picture modes make sure that you can get the best image promptly. Education users will be glad about the password protection and a high power security bar feature. The Sony ES4 is very portable projector which can be used anywhere and everywhere without any hassle.