Question When I attempt to perform an analysis in OSLO (e.g. "Source>>View Extended Source Image>>Lambertian"), in the output graphic I get the message: "OpenGL is needed for that plot". What is the problem? How do I correct this situation?
Question OSLO crashes when certain analyses are performed on a system containing a non-sequential surface (NSS) group. What is wrong?
Question I would like to model a plastic object with a rough finish that diffuses light. How can I create the properties for this in TracePro?
Question When I look through the ASCII text of a lens prescription file, I notice that the commands are in different groups. How many different groups are there? Do I have do worry about these groups when I am creating different macros?
Question Why don't the image analysis routines work with my system? Synopsis Problems with image analysis routines. Solution By far the biggest problem encountered in this area is the failure to use adequate pupil sampling to characterize the image. To compute a spot diagram, point spread function,...
Question When viewing an Irradiance Map or a Candela Plot, I find that changing the settings for Number of Pixels, Plot Points, or Smoothing causes the results to vary significantly. How do I know what are the proper settings, and how do I know if I have traced enough rays?
Question Suppose I have assigned a user-defined surface property to some of my surfaces. Then at a later date, I wish to modify that property with the property editor. Do I need to re-select the surface property for each surface, or does the new property get established automatically? Synopsis ...
Question Can we calculate the reflection loss of a multilayer coating? Can we calculate the interference of emitted light and reflected light from the outer layer(s) of a multilayer coating? Synopsis Questions on what multilayer coating calculations OSLO can perform Solution " Yes. Choose...
Question I understand that users are supposed to be able to make changes to the OSLO menu and toolbars. How can I do this? Synopsis Making changes to the OSLO menu and toolbars Solution Understanding this answer requires that you have a working knowledge of using OSLO's CCL language. Some of the...
Question When I attempt to use the Zoom analysis commands (zpxs, zspa, zsen, zchr, zsei & zfif) I get an error similar to: Error in ____: Array index out of bounds. What is the problem? Synopsis Error in Zoom analysis commands Solution Variables are not dimensioned high enough in these analysis...
