WebDescription. Determine the illuminated spot size resulting from a collimated light source passing through a singlet based on the input beam diameter, the lens focal length, and the … WebOct 1, 2000 · You can use narrow beam floodlights to light a flat area extending to five times the mounting height from the pole. However, at distances greater than two times the mounting height, uniformity and system efficiency drop off considerably. ... Many of these programs perform lighting design calculations based on isofootcandle curves and …

Beam Calculator - Stage Lighting Store

WebTo find the beam width from a given distance, use this simple formula: Angle of Beam x .018 x Distance = Beam Spread. Let's say you need to know the beam spread of a 120 degree floodlight from a distance of 15 feet. … WebBrightlight.guru is a collection of basic calculators to aid in the selection of theater lighting for given requirements. firstime wall clocks

Calculators - Learn Stage Lighting .com

WebExample: A spotlight with a beam angle of 110° and a light output of 470 lumens is mounted at a height of 6.5 ft above a table. You want to find out how much lux the table is illuminated with. Select Lumen to Lux in the … WebThis calculator provides a rough estimate based on a etendue calculation. Enter the size of your LED chip (or select from one of the defaults we have entered) and the desired lens size to calculate the achievable beam angle. Please note that the estimate works for LEDs with a Lambertian beam angular profile; most LEDs produce a Lambertian beam. WebRecessed Lighting Calculator. First enter all parameters into the calculator to calculate the required number of spots. The beam angle and lumen specification can be taken from … eventlocation bad homburg