| PowerEffectivePower Method |
Calculates effective lens power. Inputs are original lens power in diopters and vertex CHANGE in millimeters.
NOTE: The vertex change should be positive if the lens moves closer to the eye and negative if moved further away.
Namespace:
OpticianMathLibrary
Assembly:
OpticianMathLibrary (in OpticianMathLibrary.dll) Version: 1.0.0.0 (1.0.0.0)
Syntax public static double EffectivePower(
double originalPower,
double vertexChangeMM
)
Public Shared Function EffectivePower (
originalPower As Double,
vertexChangeMM As Double
) As Double
public:
static double EffectivePower(
double originalPower,
double vertexChangeMM
)
static member EffectivePower :
originalPower : float *
vertexChangeMM : float -> float
Parameters
- originalPower
- Type: SystemDouble
In diopters - vertexChangeMM
- Type: SystemDouble
Closer is +. Further is -.In meters
Return Value
Type:
DoubleEffective lens power
See Also