材料特性material properity物质适当.pdf

MaterialProperties页码，1/5

MaterialProperties

CatalogdisplaysalistofmaterialcatalogssupportedinLightTools.

Seealso:

UsingtheSpecialMaterialsCatalog

UsingthePlasticsCatalog

GlassMapdisplaysagraphicalrepresentationofmaterialsplottedonagridbasedondispersion

(Vd)andindex(Nd)values.InthecurrentversionofLightTools,Schott,Ohara,andHoyacatalogs

aresupportedintheglassmapview.

Materialisthenameofthematerialfromoneofthemajorcommercialglasscatalogs,fictitious

glass,plastics,oryourownuser-definedmaterial.Youcanalsospecifyamaterialnamefromthe

SpecialMaterialsCatalogprovidedwithLightTools.Thesematerialsarespecialinthesensethat

mostofthemareusedforopticalsystemsoperatingoverspectralbandsbeyondthenormalvisible

wavelengths,eithertheUVorIR.

UserMaterial.Youcanaccesscommonlyusedmaterialsfromthemateriallibraryandglass

catalogsprovidedwithLightTools.Ifyourequireadditionalmaterials,however,youcanusethe

UserMaterialsoptiontocreate,load,exportand,editmaterials.

VolumeScattering

TheseoptionsareavailableonlywhenthematerialfortheobjecthasbeendefinedasaUser

Materialwithvolumescattering:

DisableVolumeScatteringtemporarilyturnsoffthevolumescatteringcapabilityto

observethebehavioroflightinthemodelwithoutconsideringthevolumescattering.

NumberofVolumeScatteringEventsperRay.Thisvalueistheumnumberof

scatteringeventsaraywillhaveinagivensolidbeforeLightToolsstopstracingit.The

defaultvalueis100.

VolumeInterfaceName.Thisfieldallowsyoutoassigntothev