1 fc = 10.764 cd
1 cd = 0.093 fc
Example:
Convert 15 Footcandle to Candela:
15 fc = 161.46 cd
| Footcandle | Candela |
|---|---|
| 0.01 fc | 0.108 cd |
| 0.1 fc | 1.076 cd |
| 1 fc | 10.764 cd |
| 2 fc | 21.528 cd |
| 3 fc | 32.292 cd |
| 5 fc | 53.82 cd |
| 10 fc | 107.64 cd |
| 20 fc | 215.28 cd |
| 30 fc | 322.92 cd |
| 40 fc | 430.56 cd |
| 50 fc | 538.2 cd |
| 60 fc | 645.84 cd |
| 70 fc | 753.48 cd |
| 80 fc | 861.12 cd |
| 90 fc | 968.76 cd |
| 100 fc | 1,076.4 cd |
| 250 fc | 2,691 cd |
| 500 fc | 5,382 cd |
| 750 fc | 8,073 cd |
| 1000 fc | 10,764 cd |
| 10000 fc | 107,640 cd |
| 100000 fc | 1,076,400 cd |
A footcandle (fc) is a unit of illuminance that quantifies the amount of light that falls on a surface. Specifically, one footcandle is defined as the illuminance produced by a uniform light source of one candela at a distance of one foot. This measurement is crucial in various fields, including photography, architecture, and horticulture, where precise lighting conditions are essential for optimal performance.
The footcandle is part of the Imperial system of measurement and is commonly used in the United States. It is standardized by the International System of Units (SI), which allows for consistent and reliable measurements across different applications. Understanding footcandles is vital for professionals who need to ensure adequate lighting in workspaces, classrooms, and public areas.
The concept of measuring light has evolved significantly since the early days of photography and film. The footcandle emerged as a practical unit in the early 20th century, providing a standardized way to discuss and measure light levels. Over time, advancements in lighting technology and a deeper understanding of human vision have led to more refined methods of measuring illuminance, including the use of lux, which is the metric equivalent of footcandles.
To illustrate how to convert footcandles to lux, consider a scenario where a room is illuminated with a light source that produces 50 footcandles. To convert this to lux, you can use the conversion factor: 1 footcandle = 10.764 lux. Therefore, 50 fc x 10.764 = 538.2 lux.
Footcandles are widely used in various industries, including:
To effectively use the footcandle tool available at Inayam's Illuminance Converter, follow these steps:
What is a footcandle? A footcandle is a unit of illuminance that measures the amount of light falling on a surface, defined as one lumen per square foot.
How do I convert footcandles to lux? To convert footcandles to lux, multiply the footcandle value by 10.764. For example, 10 fc equals 107.64 lux.
Why is footcandle important in photography? Footcandles help photographers determine the appropriate lighting conditions for capturing images, ensuring optimal exposure and clarity.
What are the recommended footcandle levels for office spaces? The recommended footcandle levels for office spaces typically range from 30 to 50 fc, depending on the tasks being performed.
Can I use the footcandle tool for outdoor lighting? Yes, the footcandle tool can be used to measure outdoor lighting conditions, helping you assess the adequacy of illumination for safety and aesthetics.
By utilizing the footcandle tool effectively, you can ensure that your lighting conditions meet the necessary standards for various applications, ultimately enhancing your projects and improving user experience. For more information and to access the tool, visit Inayam's Illuminance Converter.
The candela (symbol: cd) is the SI unit of luminous intensity, representing the amount of light emitted by a source in a particular direction. It is a fundamental unit in photometry, which is the science of measuring visible light as perceived by the human eye. The candela is crucial for understanding how light interacts with our environment, making it essential for various applications in lighting design, photography, and visual arts.
The candela is standardized based on the light emitted by a source that radiates monochromatic light at a frequency of 540 terahertz (THz) and has a radiant intensity of 1/683 watt per steradian. This standardization ensures consistency in measurements across different contexts and applications, allowing professionals to rely on accurate and comparable data.
The concept of the candela has evolved significantly since its inception. Initially, it was based on the light produced by a specific type of candle. However, as science progressed, the need for a more precise and universally applicable unit became evident. The candela was officially adopted as part of the International System of Units (SI) in 1979, reflecting advancements in photometric measurements and technology.
To illustrate the use of the candela, consider a light source that emits a luminous intensity of 100 candelas. If you want to calculate the total luminous flux (in lumens) emitted by this source over a solid angle of 1 steradian, you would use the formula: [ \text{Luminous Flux (lm)} = \text{Intensity (cd)} \times \text{Solid Angle (sr)} ] Thus, for our example: [ \text{Luminous Flux} = 100 , \text{cd} \times 1 , \text{sr} = 100 , \text{lm} ]
The candela is widely used in various fields, including:
To interact with our Candela Illuminance Unit Converter Tool, follow these simple steps:
What is the relationship between candela and lumens?
How do I convert candela to lux?
What is the significance of the candela in lighting design?
Can I use the candela converter for other units?
Is the candela used in everyday life?
By utilizing our Candela Illuminance Unit Converter Tool, you can enhance your understanding of light measurements and make informed decisions in your projects. For more information and to explore additional tools, visit Inayam.
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