Many of us have certainly heard about long throw projectors and short throw projectors but don't have a clear idea of what they are and where they are used. A projector, also known as an image projector, is an optical instrument that shows an image or a series of moving images onto a projection screen. Typically, the difference between a long throw and short throw projector lies in the distance from the projection screen where you are going to fix it. Usually, the majority of projectors generate an image via radiating light through a tiny translucent lens. However, modern projectors can generate the image straightaway with the use of lasers. Related Article: Top 5 Computer Accessories for Students and Professionals Why is a short throw projector better than others? A short throw projector performs better than other varieties of projectors because you need less space between the projector and the projection screen. So, there is less chance of interruption created by the viewers. What are the best short throw projectors available in the market? You can pick the best short throw projector for your use from the list of short throw projectors given below: \tBenQ W1080ST – Most suitable for home theater ambiance. \tBenQ HT2050A – One of the most popular projectors. \tOptoma GT1080Darbee 1080p – Most suitable for gaming. \tOptoma GT1080 3D DLP Projector. \tViewSonic PA503S 3600 Lumens. \tEpson VS250 – Reasonably priced. \tASUS S1 – One of the best portable projectors. \tEpson Home Cinema 1060 Full HD. What is an ultra short throw projector? An ultra short throw projector has the features to generate a quite big image on a wall or projection screen from a very short distance with the help of special mirrors and lenses. Ultra short throw projection implies a distance between 0 to 4 feet from the device to the projection screen. What are the best ones available in the market? Some of the best ones that are currently available in the market are as follows: \tViewSonic LS810 5200 Lumens WXGA HDMI. \tVAVA UHD ultra short throw projector 4K. \tEpson Home Cinema LS100 3LCD. \tLG HU85LA Ultra Short Throw Projector. \tOptoma CinemaX P1 UHD short throw projector 4K. \tHisense 100L10E 4K UHD Smart Laser Projector. \tOptoma GT5600 Ultra Short Throw \tRicoh PJ WX4130 Ultra Short Throw Projector \tLG HF85JA Smart Home Theater ultra short throw laser projector. Related Article: GoPro - Reviews, Upgrades and more Factors you should consider before buying a short throw projector Short ones are not precisely identical in terms of technical specifications of a television. Since you are handling one single light bulb against tiny pixels of the display, there are some factors to ponder over. They are- 1) Brightness Remember that the projector has to be particularly bright so that external light does not interfere with its images. Going for a home theatre projector necessitates that the lumens should be several thousand, as a minimum. 2) Contrast ratio The higher the contrast ratio is, the better your image quality will be. Go for a contrast ratio of at least 10,000 (if not more). 3) Resolution The majority of the projectors have a resolution mentioned for the convenience of the customers. Typically, resolutions vary from SVGA (800 x 600 pixels) up to 4K UHD (3840 x 2160 pixels). Generally, the 720p (1280 x 720 pixels, 16:9 aspect ratio) format is used for cost-effective movie projection. It is compatible with the 720p HDTV standard. The 1080p (1920 x 1080 pixels, 16:9 aspect ratio) format is currently the standard for home theatres. This is compatible with the 1080i/1080p Blu-ray formats and HDTV broadcast. 4) Inputs A projector for your home theatre system will necessitate just an HDMI cable connection to make it operational. Your audio receiver is adequate to operate it. Nonetheless, while connecting it with a monitor or computer, you might require other types of cable connections. So, decide beforehand your requirements with regards to your existing hardware. 5) Price Its price can range between $1,500 to $7,000, depending on the specs. There are substantial differences between the affordable ones and the pricey ones. So, fixing your budget beforehand is always a sensible decision. So, clubbing all the above-mentioned factors will make buying the best short throw projector an effortless procedure for you.