Description
Return factor=referenceLength/measuredLength with positive measured length and nonnegative reference length.
Dental laboratory and prosthetic research records distinguish measured dimensions, reference targets, material quantities, and evidence flags. Ratios and residuals depend on those measurement conventions. An idealized bench term or metadata match is separate from fabrication quality and clinical fit or suitability.
Return factor=referenceLength/measuredLength with positive measured length and nonnegative reference length.
When to use this tool
Use Dental Cast Reference Factor when you need the stated laboratory, bench, geometry, or device-record term from already supplied measurements or annotations.
How to use the tool and how it works
- Enter measuredLength, referenceLength. Use the units and conventions below.
- Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
- Read factor. Use the output convention below.
Return factor=referenceLength/measuredLength with positive measured length and nonnegative reference length.1
| Input field | Meaning and units | Accepted input |
|---|---|---|
| measuredLength | Measured Length | Required. Finite number; strictly above 0. |
| referenceLength | Reference Length | Required. Finite number; minimum 0. |
| Output field | Interpretation | Returned shape |
|---|---|---|
| factor | Factor | Required. Finite number. |
{
"input": {
"measuredLength": 12,
"referenceLength": 10
},
"output": {
"factor": 0.8333333333333334
}
}Limitations and assumptions
- This dimensionless scale factor assumes matching length units. No reference is measured, three-dimensional distortion corrected, material expansion characterized, or clinical geometry validated.
- The field tables state structural bounds; the mechanics also specify cross-field constraints. Malformed inputs and unsupported domains cause errors. A successful false flag, empty branch value, or zero placeholder has the meaning stated above and is distinct from an input error.
- Numeric calculations use binary floating point unless exact decimal-integer arithmetic is explicitly stated. No hidden measurement tolerance or decimal rounding is added; nonfinite or out-of-contract results are rejected. Signed zero is exported as zero.
Alternative or Complementary methods
Use calibrated measurements and an appropriate complete geometric, material, or laboratory method when the task requires more than one bench term. Clinical suitability requires a separate professional assessment.
References
Similar or alternative tools
- Dental Cast Expansion Linear Factor
Multiply length by 1+fraction for expansion or divide by that factor when compensate.
- Dental Cast Reference Plane Offset
One-axis signed cast-model distance to an explicit reference plane.