## On this page # functions\_prop\_l Last update: 16.07.2025 ### - l - - L : [ZOSAPI.Analysis.Data.IAR\_RayInfo](interface_z_o_s_a_p_i_1_1_analysis_1_1_data_1_1_i_a_r___ray_info.xhtml#a490034da9c1bbd2c7ce92081dad514c7), [ZOSAPI.Analysis.Data.IAR\_SpotDataResult](interface_z_o_s_a_p_i_1_1_analysis_1_1_data_1_1_i_a_r___spot_data_result.xhtml#ab75fbc05c4adef6b5f4518822c645ac5), [ZOSAPI.Tools.RayTrace.IZRDReaderResults](interface_z_o_s_a_p_i_1_1_tools_1_1_ray_trace_1_1_i_z_r_d_reader_results.xhtml#ac4312c2f2eee1d0cdbc59e67c4944cab) - LActual : [ZOSAPI.Analysis.Data.IAR\_CriticalRayInfo](interface_z_o_s_a_p_i_1_1_analysis_1_1_data_1_1_i_a_r___critical_ray_info.xhtml#ae5649f27b0cec2a4df7c63970a5b8e9f) - LambdaZero : [ZOSAPI.Editors.LDE.ISurfaceVariableLineSpaceGrating](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_variable_line_space_grating.xhtml#a851a4de80de58f5ac41e716c9d60bba8) - LambdaZeroCell : [ZOSAPI.Editors.LDE.ISurfaceVariableLineSpaceGrating](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_variable_line_space_grating.xhtml#a06681e557ee8c8d9634d135803f5c871) - LaneWidth : [ZOSAPI.Wizards.INSCRoadwayLightingWizard](interface_z_o_s_a_p_i_1_1_wizards_1_1_i_n_s_c_roadway_lighting_wizard.xhtml#a8c8e0ad47abbf9f6c46d5fc4a456fc7c) - Language : [ZOSAPI.Preferences.IPreferencesGeneral](interface_z_o_s_a_p_i_1_1_preferences_1_1_i_preferences_general.xhtml#acdb183b72e7c6d518ab2498266d96120) - LastAllowedSurface : [ZOSAPI.SystemData.ISurfaceSelection](interface_z_o_s_a_p_i_1_1_system_data_1_1_i_surface_selection.xhtml#a8e10f4a5f1406c07c7e041e31939a269) - LastColumn : [ZOSAPI.Editors.LDE.ILensDataEditor](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_lens_data_editor.xhtml#a338aaf1ab18e840490d43156e87a7ab6), [ZOSAPI.Editors.MFE.IMeritFunctionEditor](interface_z_o_s_a_p_i_1_1_editors_1_1_m_f_e_1_1_i_merit_function_editor.xhtml#a1dff31b805fbe23a9e2642f316f897df), [ZOSAPI.Editors.NCE.INonSeqEditor](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_non_seq_editor.xhtml#a3f398fe080019f8cef7e9996d03a458b), [ZOSAPI.Editors.TDE.IToleranceDataEditor](interface_z_o_s_a_p_i_1_1_editors_1_1_t_d_e_1_1_i_tolerance_data_editor.xhtml#acda3634cfb0dddc94630f0fa9963d70b) - LastComponent : [ZOSAPI.Tools.General.IScale](interface_z_o_s_a_p_i_1_1_tools_1_1_general_1_1_i_scale.xhtml#ab298fbcc0525e7876192eb18103a406e) - LastConfiguration : [ZOSAPI.Editors.MCE.IMultiConfigEditor](interface_z_o_s_a_p_i_1_1_editors_1_1_m_c_e_1_1_i_multi_config_editor.xhtml#ac1c4bc4db29c7085b68a9fb341be4d4f) - LastError : [ZOSAPI.Tools.IOpticalSystemTools](interface_z_o_s_a_p_i_1_1_tools_1_1_i_optical_system_tools.xhtml#aa0f5fc389b50b6eb08eb51605417ee9a) - LastFace : [ZOSAPI.Analysis.Data.IAR\_PathAnalysisData](interface_z_o_s_a_p_i_1_1_analysis_1_1_data_1_1_i_a_r___path_analysis_data.xhtml#a74fd581468d573b4841236300e66d6e0) - LastObject : [ZOSAPI.Analysis.Data.IAR\_PathAnalysisData](interface_z_o_s_a_p_i_1_1_analysis_1_1_data_1_1_i_a_r___path_analysis_data.xhtml#a297dbc24306283a9398637d48acfeef0), [ZOSAPI.Tools.General.IExportCAD](interface_z_o_s_a_p_i_1_1_tools_1_1_general_1_1_i_export_c_a_d.xhtml#ae8b39f5537af4fc0901ef69d55e7241f) - LastRay : [ZOSAPI.Analysis.RayTracing.IAS\_PathAnalysis](interface_z_o_s_a_p_i_1_1_analysis_1_1_ray_tracing_1_1_i_a_s___path_analysis.xhtml#a6587c04a89bfc8f4ef53ae3751753770) - LastSurface : [ZOSAPI.Editors.LDE.ILDETool\_TiltDecenterElements](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_l_d_e_tool___tilt_decenter_elements.xhtml#a338bf67f0ca2c3f49a2bf05c38576ee5), [ZOSAPI.Tools.General.IExportCAD](interface_z_o_s_a_p_i_1_1_tools_1_1_general_1_1_i_export_c_a_d.xhtml#a539c023380d5516d89b17b0288bb86ea), [ZOSAPI.Tools.IConvertToNSCGroup](interface_z_o_s_a_p_i_1_1_tools_1_1_i_convert_to_n_s_c_group.xhtml#a68bc498d7f93811b5e1cbe8be5b50ae3), [ZOSAPI.Tools.OptimizationTools.IFindBestAsphere](interface_z_o_s_a_p_i_1_1_tools_1_1_optimization_tools_1_1_i_find_best_asphere.xhtml#aa52661fc7044f5222f481caf6632c85b) - LastSurfaceInComponent : [ZOSAPI.Editors.LDE.ISTAR\_ComponentRBMs](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_s_t_a_r___component_r_b_ms.xhtml#aee9ebb9aa63364368ec11386e9be76b3) - LateralOffset : [ZOSAPI.Wizards.INSCRoadwayLightingWizard](interface_z_o_s_a_p_i_1_1_wizards_1_1_i_n_s_c_roadway_lighting_wizard.xhtml#a27326714c6b419f7b7587093281775f6) - Latitude : [ZOSAPI.Editors.LDE.ISurfaceAtmospheric](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_atmospheric.xhtml#a2781248236072a1550aabe6bcc751e94) - LatitudeCell : [ZOSAPI.Editors.LDE.ISurfaceAtmospheric](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_atmospheric.xhtml#aafd936b2a0e0a2783807a2ff454cd8f3) - Layer : [ZOSAPI.Editors.LDE.ILDECoatingSettings](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_l_d_e_coating_settings.xhtml#a965204d40bc329a546b45e6decee44a6) - Layouts : [ZOSAPI.Tools.IOpticalSystemTools](interface_z_o_s_a_p_i_1_1_tools_1_1_i_optical_system_tools.xhtml#ade2ed131685bffd7245bcc633fdc5e35) - LDE : [ZOSAPI.IOpticalSystem](interface_z_o_s_a_p_i_1_1_i_optical_system.xhtml#a942995136e3c3cf875cc1fde38d33477) - Length : [ZOSAPI.Common.IVectorData](interface_z_o_s_a_p_i_1_1_common_1_1_i_vector_data.xhtml#a644ecf5fba0fb36d0e6bf8a713f44a6b), [ZOSAPI.Editors.ISolvePosition](interface_z_o_s_a_p_i_1_1_editors_1_1_i_solve_position.xhtml#ae06262e8b0dc4dff7fdfe97b7516f879), [ZOSAPI.Editors.NCE.IObjectAxiconSurface](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_axicon_surface.xhtml#a57926d2f6f69450792a37f4b726af185), [ZOSAPI.Editors.NCE.IObjectCPC](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_c_p_c.xhtml#ab64c2084438c07f6098a19e2cc687ebd), [ZOSAPI.Editors.NCE.IObjectCPCRectangular](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_c_p_c_rectangular.xhtml#a65faba92ef9d5d4cb680d02b071f7dc5), [ZOSAPI.Editors.NCE.IObjectEllipticalVolume](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_elliptical_volume.xhtml#ac9288bdaf8ac6a02bfd9d66c93587425), [ZOSAPI.Editors.NCE.IObjectRectangularCorner](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_rectangular_corner.xhtml#aede6a404587d439f93ec06886377b881), [ZOSAPI.Editors.NCE.IObjectSourceFilament](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_source_filament.xhtml#ae89882e72e2e55a3de514d91216aee8c), [ZOSAPI.Editors.NCE.IObjectSourceTube](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_source_tube.xhtml#a917d920ee2bb82bbacecd2a4f72063ab) - LengthCell : [ZOSAPI.Editors.NCE.IObjectAxiconSurface](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_axicon_surface.xhtml#a9cd5116959598f92522f891ae959c1da), [ZOSAPI.Editors.NCE.IObjectCPC](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_c_p_c.xhtml#a5ae2d8af4aca474d382fa82b984bb321), [ZOSAPI.Editors.NCE.IObjectCPCRectangular](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_c_p_c_rectangular.xhtml#a21bc76235c109603d793fd6d64ffb325), [ZOSAPI.Editors.NCE.IObjectEllipticalVolume](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_elliptical_volume.xhtml#a9cf2ecda394ffd34aecd105312c19b86), [ZOSAPI.Editors.NCE.IObjectRectangularCorner](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_rectangular_corner.xhtml#a24769a25119f09cad276eaeec8dc9a6e), [ZOSAPI.Editors.NCE.IObjectSourceFilament](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_source_filament.xhtml#a34f6d42ae232efca4429305c6734f9f2), [ZOSAPI.Editors.NCE.IObjectSourceTube](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_source_tube.xhtml#a236defb9d51a6419efb200562ede1498) - LengthZ : [ZOSAPI.Editors.NCE.IObjectExtruded](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_extruded.xhtml#a323473fa501c26b6b6635f39490b48b3) - LengthZCell : [ZOSAPI.Editors.NCE.IObjectExtruded](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_extruded.xhtml#ad5c3794d321bc90657201804bd81c628) - LensDir : [ZOSAPI.IZOSAPI\_Application](interface_z_o_s_a_p_i_1_1_i_z_o_s_a_p_i___application.xhtml#afc281f89f0d34f5e5cb940262329573b) - LensDirectory : [ZOSAPI.Preferences.IPreferencesFolders](interface_z_o_s_a_p_i_1_1_preferences_1_1_i_preferences_folders.xhtml#a6543a61b954be78d1da6f607cfc7a831) - LensesForVendor : [ZOSAPI.Tools.General.ILensCatalogs](interface_z_o_s_a_p_i_1_1_tools_1_1_general_1_1_i_lens_catalogs.xhtml#ace33863d184c4e7613047c2de994c2d5) - LensFile : [ZOSAPI.Analysis.Data.IAR\_MetaData](interface_z_o_s_a_p_i_1_1_analysis_1_1_data_1_1_i_a_r___meta_data.xhtml#a15c6050a02163923ecf0bf546c8fc0b6) - LensLayer : [ZOSAPI.Tools.General.IExportCAD](interface_z_o_s_a_p_i_1_1_tools_1_1_general_1_1_i_export_c_a_d.xhtml#a08c3ff68416d99d6046d2ffd9f8cfd6b) - LensName : [ZOSAPI.Tools.General.ILensCatalogLens](interface_z_o_s_a_p_i_1_1_tools_1_1_general_1_1_i_lens_catalog_lens.xhtml#a85149c96849cae3404168fa2afa4729b) - LensTitle : [ZOSAPI.Analysis.Data.IAR\_MetaData](interface_z_o_s_a_p_i_1_1_analysis_1_1_data_1_1_i_a_r___meta_data.xhtml#aa68846e4ce7b6449dadf425abb5345c2) - LensUnits : [ZOSAPI.SystemData.ISDUnitsData](interface_z_o_s_a_p_i_1_1_system_data_1_1_i_s_d_units_data.xhtml#a5b3a7c3db715f4a2a6891ed9a13d8afe) - Level : [ZOSAPI.Analysis.Data.IAR\_RayInfo](interface_z_o_s_a_p_i_1_1_analysis_1_1_data_1_1_i_a_r___ray_info.xhtml#a89aa7d9f365c52d8f0191f23d8d82785) - LicenseStatus : [ZOSAPI.IZOSAPI\_Application](interface_z_o_s_a_p_i_1_1_i_z_o_s_a_p_i___application.xhtml#a95179eb8038b629caa12397723aacb3a) - Limit : [ZOSAPI.Editors.NCE.IImportanceSamplingSettings](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_importance_sampling_settings.xhtml#a034e9291ce19bff59b1c5f9af421beec) - LIn : [ZOSAPI.Analysis.Data.IAR\_CriticalRayInfo](interface_z_o_s_a_p_i_1_1_analysis_1_1_data_1_1_i_a_r___critical_ray_info.xhtml#a3691dc9a00d5c09827952fb6a8483234) - Lines : [ZOSAPI.Analysis.Data.IAR\_HeaderData](interface_z_o_s_a_p_i_1_1_analysis_1_1_data_1_1_i_a_r___header_data.xhtml#a1583bdfdfad863f2e2c52b2ac68282d3) - LinesPerMicroMeter : [ZOSAPI.Editors.LDE.ISurfaceDiffractionGrating](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_diffraction_grating.xhtml#a37f384166b6f62e912f850b80aaa52e3), [ZOSAPI.Editors.LDE.ISurfaceEllipticalGrating1](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_elliptical_grating1.xhtml#ae84672e8282678b227de51c1b38bc137), [ZOSAPI.Editors.LDE.ISurfaceEllipticalGrating2](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_elliptical_grating2.xhtml#ae94a8910560f0abf894b6fbe5a1cab6e), [ZOSAPI.Editors.LDE.ISurfaceExtendedToroidalGrating](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_extended_toroidal_grating.xhtml#a6ec1a91ed287aedb26fc0f0184fe5188), [ZOSAPI.Editors.LDE.ISurfaceToroidalGrat](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_toroidal_grat.xhtml#a1f14cadffee8fd076d7d9c5b859d54e9) - LinesPerMicroMeterCell : [ZOSAPI.Editors.LDE.ISurfaceDiffractionGrating](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_diffraction_grating.xhtml#a56c1c0e0882de5fc997e94018748184b), [ZOSAPI.Editors.LDE.ISurfaceEllipticalGrating1](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_elliptical_grating1.xhtml#a9e07ea28831a0697eb3e3cc4a37144a8), [ZOSAPI.Editors.LDE.ISurfaceEllipticalGrating2](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_elliptical_grating2.xhtml#a9e4a7da0e9a8e1ad166db4b9054f2c75), [ZOSAPI.Editors.LDE.ISurfaceExtendedToroidalGrating](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_extended_toroidal_grating.xhtml#a66a57bd026cc558bddccbe2a82523259), [ZOSAPI.Editors.LDE.ISurfaceToroidalGrat](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_surface_toroidal_grat.xhtml#a2ef4bf8ec4f1e91db03e5ed5979b4baf) - LinesPerMicron : [ZOSAPI.Editors.NCE.IObjectDiffractionGrating](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_diffraction_grating.xhtml#a7f0f815bf09d4e88b9b38bbf3f65da42) - LinesPerMicronCell : [ZOSAPI.Editors.NCE.IObjectDiffractionGrating](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_diffraction_grating.xhtml#a5c3db663e472be0c66fed75d9e30956e) - LinesPerUM : [ZOSAPI.Editors.NCE.IObjectLensletArray1](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_lenslet_array1.xhtml#a005c05345a3dc04e579725f57d91fd32), [ZOSAPI.Editors.NCE.IObjectRectangularPipeGrating](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_rectangular_pipe_grating.xhtml#ae0de4316b2fbf7b0b76b3b567e4a533e), [ZOSAPI.Editors.NCE.IObjectRectangularVolumeGrating](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_rectangular_volume_grating.xhtml#a1622bcf9abb8bc4455a1b5dd07e68520) - LinesPerUMCell : [ZOSAPI.Editors.NCE.IObjectLensletArray1](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_lenslet_array1.xhtml#a98c21fd00a6494ea6d6e16b843e9254d), [ZOSAPI.Editors.NCE.IObjectRectangularPipeGrating](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_rectangular_pipe_grating.xhtml#a0475277f969d90bce9c6d09e98c61b1f), [ZOSAPI.Editors.NCE.IObjectRectangularVolumeGrating](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_rectangular_volume_grating.xhtml#a2c0e57768c86dd505400268c7de95495) - ListOfSurfacesInComponent : [ZOSAPI.Editors.LDE.ISTAR\_ComponentRBMs](interface_z_o_s_a_p_i_1_1_editors_1_1_l_d_e_1_1_i_s_t_a_r___component_r_b_ms.xhtml#a9cdefbaed857f9bedf13474a2e776676) - LMBin : [ZOSAPI.Tools.RayTrace.IZRDReaderResults](interface_z_o_s_a_p_i_1_1_tools_1_1_ray_trace_1_1_i_z_r_d_reader_results.xhtml#ae31416bf00ba004c84409d1ba0e45196) - LogBase : [ZOSAPI.Analysis.IColorTranslator](interface_z_o_s_a_p_i_1_1_analysis_1_1_i_color_translator.xhtml#a53b50e8a5bd8cb8eddd48601d7323736) - LogColorMap : [ZOSAPI.Analysis.IUserGridData](interface_z_o_s_a_p_i_1_1_analysis_1_1_i_user_grid_data.xhtml#a9f933ec3062aa847779302e3800ed0b1) - LogScale : [ZOSAPI.Analysis.PhysicalOptics.IAS\_PhysicalOpticsPropagation](interface_z_o_s_a_p_i_1_1_analysis_1_1_physical_optics_1_1_i_a_s___physical_optics_propagation.xhtml#aeaf81d05f5b4e85926d8d052d6577743), [ZOSAPI.Analysis.Settings.ExtendedScene.IAS\_RelativeIllumination](interface_z_o_s_a_p_i_1_1_analysis_1_1_settings_1_1_extended_scene_1_1_i_a_s___relative_illumination.xhtml#a73f13a57a18ea8db2da1a84c386e572b) - LongitudinalSpacing : [ZOSAPI.Wizards.INSCRoadwayLightingWizard](interface_z_o_s_a_p_i_1_1_wizards_1_1_i_n_s_c_roadway_lighting_wizard.xhtml#a147b0f25788e9e24d69ef3baf65ae6b9) - LowerPupil : [ZOSAPI.Tools.Layouts.ICrossSectionExport](interface_z_o_s_a_p_i_1_1_tools_1_1_layouts_1_1_i_cross_section_export.xhtml#a3f249e583d34f8e621f9ddee7e27817e) - LTarget : [ZOSAPI.Analysis.Data.IAR\_CriticalRayInfo](interface_z_o_s_a_p_i_1_1_analysis_1_1_data_1_1_i_a_r___critical_ray_info.xhtml#ab2aef1ef3352c77ec423bd60a2749645) - Ltk : [ZOSAPI.Tools.IMaterialsCatalog](interface_z_o_s_a_p_i_1_1_tools_1_1_i_materials_catalog.xhtml#afa9f182d15b443ea393bf5775fa9826c) - LumensInFile : [ZOSAPI.Editors.NCE.IObjectSourceEULUMDATFile](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_source_e_u_l_u_m_d_a_t_file.xhtml#a44febf3c905c07e83bade1d68a2a3ed0), [ZOSAPI.Editors.NCE.IObjectSourceIESNAFile](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_source_i_e_s_n_a_file.xhtml#a99c3bb71a7ff33ec17be650fa493a167) - LumensInFileCell : [ZOSAPI.Editors.NCE.IObjectSourceEULUMDATFile](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_source_e_u_l_u_m_d_a_t_file.xhtml#a37e69adaceed16817628877f77eb1583), [ZOSAPI.Editors.NCE.IObjectSourceIESNAFile](interface_z_o_s_a_p_i_1_1_editors_1_1_n_c_e_1_1_i_object_source_i_e_s_n_a_file.xhtml#a7ac021570e69dd5e92f9c11dc234c53a)