How many lumens do I need per square foot?

How many lumens do I need per square foot?

As a handy rule of thumb, a sitting room or bedroom will generally require around 10-20 lumens per square foot, while a bathroom or kitchen will need a stronger level of lighting, at around 70-80 lumens per square foot. To work out the lumens you need, simply multiply the square footage of the room by this figure.

How do I calculate lumens lighting for a shop?

Both are important for indoor lighting measurements.

1. Add up the lumens of all the bulbs in the shop. The lumens of each bulb should be printed on the bulb, or the packaging.
2. Measure the area of the shop in feet.
3. Convert area square feet to square meters, multiplying by 0.09.
4. Divide the total lumens by square meters.

How many lumens do you need per square foot in a shop?

A general rule of thumb is to use 130 to 150 lumens per square foot of work space. For example, a 40-watt fluorescent bulb puts out about 2,200 lumens. A 60-watt incandescent bulb puts out about 800 lumens.

How do you calculate lighting for a warehouse?

Use 100 watts High Bay lights and space them out every 8-14 feet (8 for high brightness, 14 for adequate). A 6×3 pattern for example is 18 lights for basic lighting, or go 7×3 (or 6×4/8×3 depending on wiring) for 21-24 lights to get a medium brightness level. 8×4 for 32 would be very high brightness.

How do I know how many lumens I need?

Determine the Needed Lumens A lumen is a unit measurement of light. To determine the needed lumens, you will need to multiply your room square footage by your room foot-candle requirement. For example, a 100 square foot living room, which needs 10-20 foot-candles, will need 1,000-2,000 lumens.

What does 5000 lumens mean?

For the average living room of 250 square feet, you’ll need 5,000 lumens as your primary light source (20 lumens x 250 square feet), equivalent to about five 100 watt incandescent light bulbs, five 23 watt CFLs, or eight 10 watt LED light bulbs.

How many watts of light do I need per square foot?

The general rule of thumb for providing light for an area is a minimum of 30 watts per square foot. 50 watts per square foot is optimal.

How many lumens is a square meter?

The current regulations indicate that to illuminate an office, for example, we recommend about 300-400 lumens per square meter of surface. Therefore, if your goal is to illuminate an area used as an office whose surface is 100 square meters, the light potency you will need will be around 30,000-40,000 lumens.

How many square feet will 5000 lumens light up?

250 square feet
A Practical Guide to Work and Office Lighting For the average space of 250 square feet, you’ll need roughly 5,000 lumens as your primary light source (20 lumens x 250 square feet).

How Far Will 6000 lumens shine?

Super Bright Heavy Duty Hand Held flashlight – the super ultra brightest 6000 lumen (maximum) CREE 2 LED bulb produces a bright focused beam with a lighting distance range of more than 2600 ft / 800 m.

How many lumens do I need for a warehouse light?

For warehouses handling large items, the ideal lumen requirement tends to be around 10 lumens per square feet. For warehouses storing and handling smaller items, this number shoots up to around 30 lumens per square feet.

What is the minimum lighting required by OSHA?

The Minimum Illumination Required in Workplace Lighting Standards. General construction areas require a minimum of 5 foot-candles of illumination, and plants and shops require at least 10 foot-candles.

How many lumens of light do you need per square foot?

In some areas, foot-candles will be higher than 40, and in other areas, it will be lower, but it will average out at 40. You’d need a fixture or multiple fixtures combined that will give you about 40 lumens of light per square foot. The goal is for your space to be evenly lit with enough light everywhere that you need it.

How do you calculate the number of lumens in a room?

Using the width and the length of the room times to find your suggested lumens is easy. For example, if the room is 12 feet long in length and 10 feet wide in width, 12 feet times 10 feet equals 120 feet. Just remember that the way to calculate room size to find lumen is always length times width equals square foot.

How many lumens do you need for a garage?

However, if you can’t make calculations or quickly need to know how many lumens are needed per square foot for a garage or workshop, you can try the lumens quick guide below for an average estimate: Workspace or garage: 8,000 to 10,000 lumens; Kitchen work areas: 7,000 to 8,000 lumens ; Bathroom: 7,000 to 8,000 lumens

How many lumens does a dining room candle need?

A 100 square foot dining room, which needs 30-40 foot-candles, will need 3,000-4,000 lumens. 1 See PDF and complete foot candle index . For the average space of 250 square feet, you’ll need roughly 5,000 lumens as your primary light source (20 lumens x 250 square feet).