BaseCurveBoddyFormulaMinus Method

Calculates approximate front base curve choice of a minus progressive lens based on the Boddy Formula. Inputs are sphere, cylinder and add power in diopters.

Namespace: OpticianMathLibrary
Assembly: OpticianMathLibrary (in OpticianMathLibrary.dll) Version: 1.0.0.0 (1.0.0.0)

Syntax

C++

ASP.NET

Copy

public static double BoddyFormulaMinus(
	double sphere,
	double cylinder,
	double addPower
)

Public Shared Function BoddyFormulaMinus ( 
	sphere As Double,
	cylinder As Double,
	addPower As Double
) As Double

public:
static double BoddyFormulaMinus(
	double sphere, 
	double cylinder, 
	double addPower
)

static member BoddyFormulaMinus : 
        sphere : float * 
        cylinder : float * 
        addPower : float -> float

Parameters

sphere: Type: SystemDouble
In diopters
cylinder: Type: SystemDouble
In diopters
addPower: Type: SystemDouble
In diopters

Return Value

Type: Double
Base curve choice for progressive minus lens

Reference

BaseCurve Class

OpticianMathLibrary Namespace

BaseCurveAddLanguageSpecificTextSet("LST76EC8B9F_0?cpp=::|nu=.");BoddyFormulaMinus Method

Parameters

Return Value

Reference

BaseCurveBoddyFormulaMinus Method