Quick Answer
Calculate Optical System Stray Light Irradiance at Detector
Calculator
Result Interpretation
Optical System Stray Light Irradiance at Detector Calculator computes Stray Irradiance at Detector in W using the defined engineering formula and the input values provided.
Worked Example
Verified calculation
Given:
- Detector Radius = 0.005
- Input Irradiance = 1000
- Baffle Attenuation = 60
- Surface Scatter Factor = 0.001
- Geometric Obscuration Factor = 0.85
Expected Result:
- Stray Irradiance at Detector = 6.6758843888783E-65
Engineering Interpretation:
Under the given input conditions, the calculated result is: Stray Irradiance at Detector = 6.6758843888783E-65 W.
The actual numerical result is computed by the Runtime engine using the persisted tool definition. The values shown here come from automatically validated test cases.
Formula / Method
stray irradiance at detector = input irradiance * pow(10.0, -baffle attenuation / (log(10.0) / log(10.0))) * surface scatter factor * geometric obscuration factor * 3.14159265358979 * pow(detector radius, 2)Formula family: formula_optics_stray_light_suppression_analyzer
Variables
| Symbol | Label | Role | Description |
|---|---|---|---|
| input_irradiance | Input Irradiance | INPUT | Input Irradiance |
| baffle_attenuation_db | Baffle Attenuation | INPUT | Baffle Attenuation |
| surface_scatter_factor | Surface Scatter Factor | INPUT | Surface Scatter Factor |
| geometric_obscuration_factor | Geometric Obscuration Factor | INPUT | Geometric Obscuration Factor |
| detector_radius | Detector Radius | INPUT | Detector Radius |
| stray_irradiance_at_detector | Stray Irradiance at Detector | OUTPUT | Stray Irradiance at Detector |
Calculation Steps
- Enter the input irradiance in W/m².
- Enter the baffle attenuation in dB.
- Enter the surface scatter factor in dimensionless.
- Enter the geometric obscuration factor in dimensionless.
- Enter the detector radius in m.
- Step 1: Compute stray irradiance at detector.
- Read the stray irradiance at detector (W) from the results.
Engineering Summary
Calculate Optical System Stray Light Irradiance at Detector
Frequently Asked Questions
What does this calculator calculate?
The Optical System Stray Light Irradiance at Detector Calculator estimates Stray Irradiance at Detector based on the input parameters you provide
Why is input irradiance important in this calculation?
input irradiance is directly proportional to stray irradiance at detector. When you enter input irradiance in W/m², the calculator uses it in the engineering formula to compute the output
How should I interpret the result stray irradiance at detector?
The calculator outputs stray irradiance at detector in W. For larger power values, divide by 1000 to express the result in kW, or by 745.7 for horsepower. The result is computed directly from the input values using the defined engineering formula
What units should I use for the inputs?
Enter each value in the units shown next to the input field: Input Irradiance (W/m²), Baffle Attenuation (dB), Surface Scatter Factor (dimensionless), Geometric Obscuration Factor (dimensionless), Detector Radius (m). Make sure all inputs use the specified units for consistent results
What assumptions does this calculator use?
This calculator uses automatically validated engineering formulas. Results are approximate and should be validated against site-specific conditions, applicable codes, and professional engineering judgment
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