FRED ships with a large collection of examples. These example files are copied to your computer during installation and are found in the <install dir>\Resources\Samples directory.

Sample Files

The Help menu provides easy access to the Sample files by navigating to Menu > Help > Browse Sample Files.  The Samples directory contains many *.frd and *.frs files, organized in subdirectories according to topic.

Scripting Examples

The Scripting Reference Manual folder of the FRED Help document contains a variety of different examples on how to implement scripting routines in FRED.

Detailed Examples

Backlight Simulation - Detailed example of scripted scatter model for simulating dot patterns for backlight

Ball Lens Optimization - Detailed example optimizing position of ball lens for maximum power transfer into a fiber

Color Separation using Polarization - Detailed example of broadband, polarized source interacting with polarization-sensitive elements

Fluorescence of R6G - Detailed example of fluorescence model from emission data

LED Color Optimization - Detailed example optimizing the power balance between three LEDs to achieve a specific color

MTF Calculations - Detailed example on calculating MTF in FRED

Scripting with Libraries - Constructing a FRED library using scripts illustrating a Cumulative Spot Diagram & Large Raytrace methodology

Spatial Filtering - Detailed example of focused beam apertured by a pinhole

Trimming - Discussion of trimming logic and syntax with examples