Romney is a city in and the county seat of Hampshire County, West Virginia, USA. The population was 1,940 at the 2000 census, while the area covered by the city's ZIP code had a population of 5,873.
Lumens are a unit of measurement of the total brightness that comes from a light source, in this case, a projector. One may also see the term ANSI Lumens. ANSI is an acronym for the American National Standards Institute. In general, the more lumens a projector has, the brighter the image on the screen.sually, the brighter the image, the sharper the contrast will be. Lumens are extremely important due to the fact that projectors with lower Lumens require ambient lighting to be low. In addition, less lumens generally means that the projector will need to be closer to the screen.
In most cases, if the brand is unknown, using the term document camera or document projector is advisable. The main purpose of this type of projector is to display documents and other objects that are not translucent â in other words, documents that are not made with transparencies. This requires a video camera, which is usually digital, and a projection lens in order to work properly.