## On this page

  

 

 # File IAS\_FftSurfaceMtf.cs

 Last update: 13.03.2026 

<a id="_i_a_s___fft_surface_mtf_8cs"></a>

![](https://img.shields.io/badge/language-C%23-blue "C#")

## Classes

- [ZOSAPI::Analysis::Settings::Mtf::IAS\_FftSurfaceMtf](interface_z_o_s_a_p_i_1_1_analysis_1_1_settings_1_1_mtf_1_1_i_a_s___fft_surface_mtf.md#interface_z_o_s_a_p_i_1_1_analysis_1_1_settings_1_1_mtf_1_1_i_a_s___fft_surface_mtf)

## Namespaces

- [ZOSAPI](namespace_z_o_s_a_p_i.md#namespace_z_o_s_a_p_i)
- [ZOSAPI::Analysis](namespace_z_o_s_a_p_i_1_1_analysis.md#namespace_z_o_s_a_p_i_1_1_analysis)
- [ZOSAPI::Analysis::Settings](namespace_z_o_s_a_p_i_1_1_analysis_1_1_settings.md#namespace_z_o_s_a_p_i_1_1_analysis_1_1_settings)
- [ZOSAPI::Analysis::Settings::Mtf](namespace_z_o_s_a_p_i_1_1_analysis_1_1_settings_1_1_mtf.md#namespace_z_o_s_a_p_i_1_1_analysis_1_1_settings_1_1_mtf)

## Source

```csharp
using System;
using System.Runtime.InteropServices;

namespace ZOSAPI.Analysis.Settings.Mtf
{
    [ComVisible(true)]
    [Guid("59ED7B0C-64FE-4ADE-B7B8-08F747466CDD")]
    public enum SurfaceMtfTypes
    {
        MTF_Incoherent, Real_Incoherent, Imaginary_Incoherent,
        MTF_Coherent, Real_Coherent, Imaginary_Coherent,
    }

    [ComVisible(true)]
    [Guid("07CA848E-F712-4E17-8A3C-512C3C5C99CA")]
    [InterfaceType(ComInterfaceType.InterfaceIsDual)]
    public interface IAS_FftSurfaceMtf : IAS_
    {
        IAS_Field Field { get; }
        IAS_Wavelength Wavelength { get; }

        SurfaceMtfTypes Type { get; set; }
        Rotations Rotation { get; set; }
        SampleSizes SampleSize { get; set; }
        ShowAs ShowAs { get; set; }

        bool UsePolarization { get; set; }

        double ScaleFactor { get; set; }
    }
}

```