Optic Sketch: A 3D Optical Simulation Tool (Limited free demo)

For full version see here : https://opticsketch.github.io/opticsketch/

Optic Sketch is an easy-to-use and affordable 3D optical simulation tool that can help you assess component performance, and quickly layout and simulate optical systems. 

Optic Sketch is local-first and subscription-free, and we don't collect or store your data

Current Features:

• Scalar and polarization ray tracing with Fresnel reflections
• Easy placement and alignment of sources and components
• Multiple source types
• Optical components include lenses, mirrors, filters and detectors
• 3D view
•  Multi-field chromatic spot diagrams
•  Incoherent and coherent detector diagrams

Important Notes:

• This demo version has a limited number of components compared to the paid version and no load or save functionality

License and Usage:

• Provided "as is" without warranty or liability
• Not for defense, military, or safety-critical applications
• Licensing is based on intended use (personal, research, commercial)
• The full license agreement is available within the Optic Sketch application

Who is this for?

• Makers and hobbyists
• Engineers and technical users
• Researchers and students
• Anyone who prefers local, no-subscription tools