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TracePro Knowledge Base

Analysis results after cancelling raytrace

Question Would you please explain the coherence between the saved total lumens and the number of...

Aspheric Terms - Insert Lens dialog

Question 2 I am entering aspheric terms in the Insert Lens Element dialog, how are the parameters...

Auto Importance Sampling - Prescription is set to -1

Question I am using automatic importance sampling and for some surfaces, the Prescription is being...

CAD options for import into TracePro

Question I have a question on the import of 3D models from Pro-E and I-deas into TracePro. The...

CAD Translation

Question When I want to save the work of TracePro into the IGES/STEP format, a message appears that...

Candela Plots - changes to reported values

Question Candela Plots - changes to reported values - Min, Max, Collected Flux, Total Flux, Total...

Changing File Source units between Radiometric and Photometric

Question "I generated a ray file using ProSource 5.2 and inserted a source into TracePro....

Changing user defined surface properties

Question Suppose I have assigned a user-defined surface property to some of my surfaces. Then at a...

CIE Plots

Question In Analysis/Irradiance Options/Map Data/Quantities to plot, there are a lot of map types...

Cleanliness standards

Question When I attended the recent TracePro training course, there was mention of references that...

CodeMeter Control Center: License Failure in TracePro, OSLO, and RayViz Due to Service Shutdown

Question How can I resolve the License Failure resulting from the Codemeter service shutting down?

Comparing Tilt values in OSLO vs TracePro after importing OSLO lens file

Purpose This article describes the method to verify/compare the tilt angles after importing an OSLO...

Comparison of CAD Import options for TracePro

Question What options are available in TracePro for importing CAD files, and which option is best? ...

Connecting two models using File Sources

Question After running the raytrace for one model having one exit surface, I want to run a raytrace...

Converting measured scatter data into a TracePro Surface Property

Question I have measured scatter data, and I want to use this data to create a Surface Property in...

Data Format for Text File saved from a Rectangular Iso Candela Plot

Question Can you supply an explanation of the format the data from a rectangular iso-candela plot...

Defective Object Warning Message

Question I have created a large elliptical reflector with focal length 1 = 100,000 mm, focal length...

Define Diffuses: Creating Properties for Rough Finish That Diffuses Light

Question I would like to model a plastic object with a rough finish that diffuses light. How can I...

Determining Angle of Incidence from an Incident Ray Table

Question How can I determine the angle of an incidence for a ray relative to the surface that it...

Does the TracePro Properties Database get overwritten when installing a software update?

Question I'm not 100% sure, but I think that each time I apply an update for TracePro, the...

Error message: Material property cannot be applied to thin sheet body

Question I imported a CAD file. Now I am trying to apply a Material Property to one of the objects,...

Error Message: Version incompatibility between SolidWorks and TracePro

Question What version of SolidWorks is compatible with TracePro and TracePro Bridge? When I save a...

Error: Could not load SiAppDll dll files

Question Error: Could not load SiAppDll dll files Synopsis Error: Could not load SiAppDll dll files

Exporting Irradiance Data to CAD programs.

Question How can I export Irradiance Data to CAD programs? Synopsis Exporting Irradiance Data to...

Extinction Coefficient Fluorescence: Applying Properties of Quantum Efficiency, Peak Molar Extinction, and Molar Concentration

Question When applying a Fluorescence Property in TracePro, the Apply Properties dialog requires...

File Not Found error message when opening STEP or IGES file with Chinese or Japanese Windows

Question We have become aware of an Error Message that occurs when trying to open a STEP (.stp) or...

Flux of Surface Source is controlled by 3 variables.

Question If a source which has a specific spectral profile is used for raytracing, how is the...

Graphics problems when trying to view TracePro with NetMeeting

Question I understand that you have attempted to use NetMeeting with TracePro, but only the frame...

Grid Raytrace - calculation of actual Beam Width

Question I have set up a Grid Raytrace with a rectangular grid boundary, with half-height x and y...

How many rays should I trace?

Question How many rays should I trace?

IES File format

Question IES File format Synopsis IES File format Solution "I have attached an example IES file to...

Importing Bitmap (bmp) files as a source

Question Is it possible that TracePro can import a BMP file (i.e. a color picture ) as a light...

LabVIEW Trial: Incompatibility Issues with National Instruments LabVIEW Software and Sentinel Keytag Driver for OSLO and TracePro

Question When installing TracePro or OSLO, I get an error message that the Sentinel Drivers failed...

License failure - System Time between Computer and CmContainer differs by too much

Question How can I resolve the License Failure resulting from the System Time message?

Managing TracePro memory consumption

Question I am new to TracePro, and I like the program, but occasionally during a long raytrace, the...

Material not found in Material Properties Database

Question We need to simulate a plastic material (PMMA, PC). What materials in the TracePro...

Modeling sources in TracePro to obtain valid near-field analysis results

Question Modeling sources in TracePro to obtain valid near-field analysis results

MSI Log File: How to Enable Windows Installer Logging

Question How do I enable Windows Installer Logging? Synopsis Instructions to enable Windows...

New objects are at incorrect locations after File/Merge or Insert/Part

Question I have tried to combine two files using either File/Merge or Insert/Part, but the new...

Number of pixels in Irradiance Maps, Plot Points in Candela Distribution Plots, and Smoothing

Question When viewing an Irradiance Map or a Candela Plot, I find that changing the settings for...

Object from imported CAD file not visible unless it is selected (Color Property issue)

Question Opening a STEP file, the object is not visible unless it is selected, and after a while, I...

Obtaining a Sag Table from a Reflector

Question I have created an Elliptical Reflector in TracePro, and the ray trace results look good....

Optical Black - some property data references for black anodized and black painted surfaces

Question I would like some data for Optical Black surfaces. Can you point me to any references? ...

Optimum PC configuration for running TracePro

Question I'm looking for any information regarding the best PC configuration for running TracePro....

Orientation is lost for objects imported from CAD file

Question I imported a CAD file into TracePro, but the local origin defined in the CAD Program is...

Overlapping Object Errors with Grid Raytrace

Question "I have performed a Grid Raytrace in my model, and TracePro is reporting multiple...

Rays Import: How to Import Ray Data from Another File

Question "It is possible to save the ray data of a ray trace as a text-file. I wonder, is it...

Raytrace Report - Virtual Memory values do not agree with Windows Task Manager

Question Raytrace Report - Virtual Memory values do not agree with Windows Task Manager Synopsis ...

Relationship between Stokes Vector and Global Coordinates

Question I am debugging my model and ran into some questions about the orientation of polarization....

RepTile "bump-type" Property- bumps are not above the surface

Question I have applied a RepTile "bump-type" Property to a surface in my TracePro model. Why are...

Resolving Floating Point round-off errors in a scheme macro

Question I have a problem running a loop in the macro below:

Reverse Raytracing - what is it about?

Question I'm not sure what the reverse ray trace is about. Would that benefit us at all in the way...

Rotating objects with TracePro macros.

Question How do I rotate a block in Scheme? Synopsis Rotating objects with TracePro macros. Solution

Saving Irradiance Maps as Text Files, and saving Ray Data

Question (1) How do I save the illuminance map as a text file? I have been looking at the menu and...

Scaling geometry imported from STEP or IGES

Question "I imported a single object into TracePro from a STEP file. Next, I tried to scale it...

Scattered plus specular transmittance equals Fresnel transmission

Question I want to make a surface which has some scattered transmittance. So I made a Fresnel type...

Scheme Memory management - resolution of "out of heap space" and "free store overflow" errors

Question When running long scheme macros, I get the error message "out of heap space" or "free...

Separating surfaces from objects that have been combined during translation from a CAD Program

Question I have an optical system for which the file is generated in a mechanical CAD program. I...

Setting the Flux Threshold

Question What is the best approach for setting the Flux Threshold?

Sharing (Exporting/Importing) TracePro Properties

Question How can I share properties that I have created in TracePro with other TracePro Users in my...

Smoothing - what degree of smoothing is appropriate?

Question As an inexperienced optical designer, I have little idea what degree of smoothing (i.e....

Surface and Material Properties - guidelines for when to use one or both

Synopsis Surface and Material Properties - guidelines for when to use one or both Solution "The...

Surface Property - properties not available in TracePro database

Question I am looking to apply a Surface Property in my model, but none of the properties that are...

Texture file fails to read

Question I edited a Texture file in Excel, saved it as a text file, then tried to use it in...

TracePro 7.0.5 and OSLO 6.5.4 Installation of Sentinel Drivers to minimize impact of conflict with LabView software from National Instruments

Question TracePro 7.0.5 and OSLO 6.5.4 Installation of Sentinel Drivers to minimize the impact of...

TracePro crash at startup

Question When I launch TracePro, the program crashes (I observe a Runtime Error message). How do I...

TracePro crashes when viewing a Volume Flux file - incompatibility with MacroMagic

Question The instant I open a volume flux file TracePro crashes. The identical file and procedure...

TracePro display issues on laptops with Switchable Graphics

Question I am observing display issues in TracePro on my laptop. How can I fix this?

TracePro is not responding

EXPLANATION/CLARIFICATION The message "TracePro is not responding" may appear in the Title Bar of...

TracePro license error - Key Serial No. XXX does not support Release 7.5.0/7.5.1

Question When I launch TracePro, I see a license error - Key Serial No. XXX does not support...

TracePro Macros - Getting Started

Question I would like to make use of the macro language in TracePro, how do I get started?

TracePro Network License on a virtual Windows system - unable to connect USB key

Question Are you moving away from FLEXlm licensing? Why? Who's licensing technology is associated...

TracePro...Installer.exe is not commonly downloaded and could harm your computer

Question When I attempt to download the TracePro Installer, I see the message...

Transform translation is too large: ACIS Error

Question When I perform a ray trace, the message/macro window displays the following message:...

Unable to change the color of an object imported from a CAD file

Question I am unable to change the color of an object I imported into TracePro from a CAD file. How...

Understanding Candela Plot Orientation (this KB article contributed by a TracePro customer)

Synopsis Understanding Candela Plot Orientation (this KB article contributed by a TracePro customer)

Understanding Why Raytrace time - time for each ray not the same

Question Why does the raytrace progress dialog show that some rays trace faster than others?

Using TracePro Volume Flux data in LASCAD

Question I am running LASCAD, and would like to import TracePro Volume Flux data. Will it work? ...

Variation in Max Candela value (Bin Size)

Question I have found that the value of Max Candelas reported at the bottom of the Polar...

Vignetting

Question "Which tools within TracePro are you aware of for the detection of vignetting? What is...

Warning Message - out of valid wavelength range (400 to 700)

Question Why do I see "Warning Message - out of valid wavelength range (400 to 700)", and how can I...

Wavelength error in ProSource generated Ray Files

Question I recently downloaded a TracePro Ray File from an LED manufacturer, and when I insert the...