Luminous Flux incident upon Object Formula

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Luminous Flux Incident upon Object is defined as the total luminous flux incident on a surface, per unit area. Check FAQs
Li=Ltτ
Li - Luminous Flux Incident upon Object?Lt - Luminous Flux Transmitted by Object?τ - Transmission Factor?

Luminous Flux incident upon Object Example

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With units
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Here is how the Luminous Flux incident upon Object equation looks like with Values.

Here is how the Luminous Flux incident upon Object equation looks like with Units.

Here is how the Luminous Flux incident upon Object equation looks like.

7.7381Edit=32.5Edit4.2Edit
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Luminous Flux incident upon Object Solution

Follow our step by step solution on how to calculate Luminous Flux incident upon Object?

FIRST Step Consider the formula
Li=Ltτ
Next Step Substitute values of Variables
Li=32.5lm4.2
Next Step Prepare to Evaluate
Li=32.54.2
Next Step Evaluate
Li=7.73809523809524lm
LAST Step Rounding Answer
Li=7.7381lm

Luminous Flux incident upon Object Formula Elements

Variables
Luminous Flux Incident upon Object
Luminous Flux Incident upon Object is defined as the total luminous flux incident on a surface, per unit area.
Symbol: Li
Measurement: Luminous FluxUnit: lm
Note: Value should be greater than 0.
Luminous Flux Transmitted by Object
Luminous Flux Transmitted by Object is defined as is the measure of the perceived power of light.
Symbol: Lt
Measurement: Luminous FluxUnit: lm
Note: Value should be greater than 0.
Transmission Factor
Transmission Factor is a measure of the ability of anything to transmit radiation, equal to the ratio of the transmitted flux to the incident flux.
Symbol: τ
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.

Other formulas in Light Measurement category

​Go Area affected by Light Incident
A=LpH
​Go Intensity on Solid Angle
I=ΦmΩ
​Go Flux at Solid Angle
Φm=IΩ
​Go Reflected Luminous Flux
Φr=Φiρ

How to Evaluate Luminous Flux incident upon Object?

Luminous Flux incident upon Object evaluator uses Luminous Flux Incident upon Object = Luminous Flux Transmitted by Object/Transmission Factor to evaluate the Luminous Flux Incident upon Object, The Luminous Flux incident upon Object formula is defined as is the total luminous flux incident on a surface, per unit area. It is a measure of how much the incident light illuminates the surface, wavelength-weighted by the luminosity function to correlate with human brightness perception. Luminous Flux Incident upon Object is denoted by Li symbol.

How to evaluate Luminous Flux incident upon Object using this online evaluator? To use this online evaluator for Luminous Flux incident upon Object, enter Luminous Flux Transmitted by Object (Lt) & Transmission Factor (τ) and hit the calculate button.

FAQs on Luminous Flux incident upon Object

What is the formula to find Luminous Flux incident upon Object?
The formula of Luminous Flux incident upon Object is expressed as Luminous Flux Incident upon Object = Luminous Flux Transmitted by Object/Transmission Factor. Here is an example- 7 = 32.5/4.2.
How to calculate Luminous Flux incident upon Object?
With Luminous Flux Transmitted by Object (Lt) & Transmission Factor (τ) we can find Luminous Flux incident upon Object using the formula - Luminous Flux Incident upon Object = Luminous Flux Transmitted by Object/Transmission Factor.
Can the Luminous Flux incident upon Object be negative?
No, the Luminous Flux incident upon Object, measured in Luminous Flux cannot be negative.
Which unit is used to measure Luminous Flux incident upon Object?
Luminous Flux incident upon Object is usually measured using the Lumen[lm] for Luminous Flux. Candela Steradian[lm], Lux Square Meter[lm] are the few other units in which Luminous Flux incident upon Object can be measured.
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