how to create apertures and axis mirrored sections in non sequential mode如何在非序列模式下创建光圈离轴镜像部分.pdfVIP

CreatingOff-AxisSectionsbyUseofaUser-DefinedAperture

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InsequentialZEMAX,everythingisspecifiedasasurface,andeachsurfacecanbegiven

asurfaceapertureunderthe“Aperture”taboftheSurfacePropertiesdialog.Manyofthe

applicableaperturesarebuilt-infunctions,suchastheRectangular,Circular,Elliptical,and

Floatingapertures.

InNSC,opticalcomponentsareobjectsratherthansurfaces.Therefore,thisgeneral

applicationofsurfaceaperturesdoesnotexist.However,somesurface“objects”are

available,andaperturesmaystillbecreatedwithinNon-Sequential(NS)mode.

SomeofthesurfaceobjectswhichexistinNSmodesupportuser-definedapertures.Those

whichsupportuserdefinedapertureswillactivatethe“UseDefinedAperture”optiononce

selectedfromthe“Type”pulldownmenufromwithintheObjectPropertiesdialog:

Oncethisoptionischosen,auser-definedaperturefilemaybechosenfromthepull-down

menu,ascalemaybeapplied,orthefilemaybeeditedbyclickingthe“EditApertureFile”

button.

Useraperturesmaybeusedforanumberofdifferentpurposes,butmostoftentheyareused

todefineoff-axissectionsofasphericsurfaces.Asanexample,arectangular,off-axis

sectionofaparabolicmirrormaybeconstructedusingaStandardSurfacewithaConicof-1,

combinedwithauserdefinedaperture.

Therectangleentitynameforuserdefinedaperturesdefinesarectanglecenteredondefined

xandycoordinatewhicharerelativetothelocalvertexoftheparentsurface.Thesyntaxis:

RECcxcyxhwyhwanglenxny

wherecxandcyarethexandycoordinates,andxhwandyhwarethewidthsoftherectangle

inthexandydirections.Theangleparameterisdefinedindegrees,andmaybeusedto

rot