A 1000 lumen flashlight is quite bright and, depending on the lens or reflector design, powerful enough to reach a distance of 200 meters or more. This type of flashlight allows you to see objects from a far distance. In order to achieve 1000 lumens, these powerful flashlights need the proper battery power to support the light output.. Let’s recap how to gauge how much light you need for a space. Multiply your room square footage by the footcandle requirement. For example, a 100-square foot living room, which needs 20 foot candles, will need 2,000 lumens. A 100-square foot dining room, which needs 40 foot-candles, will need 4,000 lumens.
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That means, 1000 lumen can enlighten up to 76 square feet. But, if we go by the wattage of light. It is known that a 15 watt LED bulb is enough to illuminate a standard, 12 by 12 feet room. So, 1000 lumen is bright enough to illuminate a 144 square feet room. Some other experts suggest it can illuminate a big 200 square feet room.. How Many Watts Is 1000 Lumens. If you like to convert lumens to watts to compare brightness by the equivalent wattage among standard bulb types, 1000 lumens is approximately equivalent to a 75-100 w incandescent, or 7-13 w LED bulb. Because every bulb has different luminous efficacy, which means the lighting efficiency that measures how much.