Simply answer the questions below, and you'll get a quick recommendation. fig.3. LED tube Notes: Lux: Lux (Illuminance) is a measurement of the light intensity at any point.It is equal to 1 Lumen per square meter. Find the energy used in kilowatt hours (kWh) by multiplying the total wattage for the fixture by the hours per day that the lights are on. 3- Internal Lighting calculator see fig.3 by using the same Room Cavity method, this sheet is a good calculator for the Indoor lighting Calculations. It will give us 3 miles or 5 kilometers. Lux to Lumens Calculator: How Much Light Do You Need? If you want to know approximately how far away is lightning in miles, divide the number of seconds by 5, for kilometers divide the seconds by 3. August 30, 2017. This LED calculator will help you design your LED array and choose the best current limiting resistors values. Or simply use our lightning distance calculator, which can calculate it more accurately at a speed of light! Put in two of the values and then hit calculate to find the third value. Next, divide this by 1,000. Room Type: Supplied are a small list of typical room types and their recommended illuminance levels.If you require a different room type, please contact us.. Lumens-Lux Calculator. Calculate the storm distance. This online calculator helps you determine what LED power supply you will need for your LED strip light project. ft Which LED strip light product are … The amount of light needed to properly illuminate a task or process can vary by application. led savings calculator, led roi calculator, Fluorescent LED replacement, LED, L.E.D., LED lighting, led troffer lighting, 4 ft. To download, Internal Lighting calculator, please Click Here 4- Visual Interior Lighting Design Tool. Use this calculator to determine either the size of the circle of light, how far away you should place the light, or which degree of lens you should use. Use our handy calculator to figure out how many lighting transformers you need for your landscape lighting needs. How long is the length of LED strip you are connecting? The next step in estimating lighting costs is to find how much energy the lights consume. To get started, input the required fields below and hit the "Design Circuit". Summary: Providing the right amount of light for a task can have a significant impact on efficiency, productivity, and safety. Calculate the Energy Used for Lighting.