Optimization and tolerancing
From the first optimization of a doublet to a thermal analysis and a Monte Carlo simulation: these articles show how to optimize a design and predict its as-built performance.
Optimization
Spot radius optimization
How to optimize the spot radius of an achromatic doublet with optimization goals and Lagrange constraints.
Includes a video tutorial (4:35 min)
Multiple merit functions
How to optimize with several merit functions and sequences, for example for systems with multiple assemblies and ray paths.
Includes a video tutorial (5:28 min)
Math expressions in optimization
How to use math expressions with variables and tracing targets in the merit function.
Includes a video tutorial (2:08 min)
CGH optimization
How to optimize the phase function of a computer-generated hologram for the interferometric testing of aspheres.
Includes a video tutorial (7:01 min)
Thermal analysis
A complete first-order thermal analysis of a beam expander from -20 °C to +80 °C, including mount expansion.
New · Includes a video tutorial (14:09 min)
Materials
Material substitution
How the extended optimization substitutes materials to find better glass combinations.
Includes a video tutorial (2:29 min)
Material and substitute catalog
How to create a user-defined material catalog and a substitute catalog for the optimizer.
Includes a video tutorial (2:55 min)
Tolerancing
Define tolerances
How to set up a tolerance analysis with global tolerances and specific tolerances for single elements.
Includes a video tutorial (3:46 min)
Sensitivity analysis and Monte Carlo simulation
How to run a sensitivity analysis and a Monte Carlo simulation and how tolerances affect the merit function.
Includes a video tutorial (2:37 min)
Compensators for the alignment process
How to model manual alignment steps with compensators in a tolerance analysis.
Includes a video tutorial (8:43 min)