Quick Answer
Calculate Galvo Scanner Working Field Diameter Calculator
Calculator
Result Interpretation
Galvo Scanner Working Field Diameter Calculator computes Working Field Diameter in m using the defined engineering formula and the input values provided.
Worked Example
Verified calculation
Given:
- Scan Lens Focal Length = 0.16
- Input Beam Radius (1/e²) = 0.003
- Maximum Scan Angle (radians) = 0.261799
- Beam Quality Factor (M²) = 1.2
Expected Result:
- Working Field Diameter = 0.19236977020136
Engineering Interpretation:
Under the given input conditions, the calculated result is: Working Field Diameter = 0.19236977020136 m.
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
working field diameter = 2.0 * scan lens focal length * tan(2.0 * radians) * (1.0 + (1/e² / (scan lens focal length * tan(radians))) * (1.0 / (sqrt(2.0) * M²)))Formula family: formula_laser_galvo_scanner_field_size_and_spot_size_sizer
Variables
| Symbol | Label | Role | Description |
|---|---|---|---|
| focal_length | Scan Lens Focal Length | INPUT | Scan Lens Focal Length |
| max_scan_angle_rad | Maximum Scan Angle (radians) | INPUT | Maximum Scan Angle (radians) |
| input_beam_radius | Input Beam Radius (1/e²) | INPUT | Input Beam Radius (1/e²) |
| beam_quality_factor | Beam Quality Factor (M²) | INPUT | Beam Quality Factor (M²) |
| working_field_diameter | Working Field Diameter | OUTPUT | Working Field Diameter |
Calculation Steps
- Enter the scan lens focal length in m.
- Enter the maximum scan angle (radians) in rad.
- Enter the input beam radius (1/e²) in m.
- Enter the beam quality factor (m²) in dimensionless.
- Step 1: Compute working field diameter.
- Read the working field diameter (m) from the results.
Engineering Summary
Calculate Galvo Scanner Working Field Diameter Calculator
Frequently Asked Questions
What does this calculator calculate?
The Galvo Scanner Working Field Diameter Calculator estimates Working Field Diameter based on the input parameters you provide
Why is scan lens focal length important in this calculation?
scan lens focal length is directly proportional to working field diameter. When you enter scan lens focal length in m, the calculator uses it in the engineering formula to compute the output
How should I interpret the result working field diameter?
The calculator outputs working field diameter in m. 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: Scan Lens Focal Length (m), Maximum Scan Angle (radians) (rad), Input Beam Radius (1/e²) (m), Beam Quality Factor (M²) (dimensionless). 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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