12/15/2023 0 Comments Px748 4k![]() ![]() The USB Type-C port makes the projector remarkably convenient to pair with laptops and mobile phones. We could get a projection of 100-inch just by positioning the projector around 2.5m away. The 1.3x optical zoom comes in really handy when setting up the projector in a medium-sized room. Since this is not a laser projector, you can comfortably position it at a suitable distance from the screen. Nevertheless, these options are very much welcome and can come really handy for minor adjustments at times. We’d recommend you take your time for physical adjustments since using digital adjustments can negatively impact image quality and latency. There is warping support to let you project on a curved wall or screen. The +/-40 degree vertical and horizontal keystone correction and corner correction for squaring off the projection gives you some flexibility to position the projector around the room. ViewSonic PX748-4K Projector: setup and ease of use The projector remote is backlit, which is really convenient for changing picture modes and other settings as you’d be often using it in a dark ambience. There are vents on either side for the fans and for the 10W speaker. The projector also has a 12V trigger for motorized screens and an RJ45 LAN Jack for it to play well with home automation. All connectivity options are on the rear these include 2x HDMI 2.0b ports (both can accept 4K input), a USB Type-C port, a regular USB Type-A port, an RS-232 connector, and an audio jack. There is just one adjustable foot at the bottom that can be used to increase the height of the projection when you mount the projector on a front table. You will also find zoom and focus rings for manual lens adjustments. At the top, you will find the power button, other OSD menu buttons and LED indicators. On the front, you have the ViewSonic logo, the lens with an attached protective cover and an IR sensor. ViewSonic PX748-4K is a rather compact and light 4K UHD projector. ViewSonic PX748-4K projector: design and connectivity Dimensions and weight – 312 x 222 x 108 mm 2.8 kg.Connectivity Options – 2x HDMI (HDMI 2.0b, HDCP 1.4/2.2), USB Type C, Audio-out (3.5mm), USB Type A (Power), 12V Trigger, RS232, RJ45.Input Lag – 4.2ms and 240Hz high refresh rate (company claims).Zoom – 1.3x Optical Zoom, 0.8x-2.0x Digital Zoom. ![]() Lamp Life – 4000 Hrs in Normal Mode, 20000 Hrs in SuperEco+ Mode.Contrast Ratio – 12000:1 (SuperEco+ Mode).This should hopefully help you decide if this is the right option for your specific needs. Does the experience match the specs on paper? We have been testing the ViewSonic PX748-4K UHD HDR projector for the last 10 days and will share our experience here. It claims 4000 lumens of maximum brightness and seems like a great option for boardroom presentations, gaming, or even watching 4K UHD HDR content. This is a rather portable digital lamp projector that promises to be quite versatile. ViewSonic PX748-4K is a competitively priced short-throw 4K projector that’s available in India for ₹1,69,000. It also supports up to 240Hz refresh rate in gaming mode. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |