We are optical design

optical design software

Use Photopia to design and analyize non-imaging and illumination optical systems directly in SOLIDWORKS and Rhinoceros

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Seamless CAD Integration

Photopia is fully integrated into Solidworks and Rhino, allowing you to analyze and create native geometry.

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Source and Material Library

LTI Optics has taken great care to fully measure and model a library of over 1000 common light sources and 1000 common materials.

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Parametric Optical Design Tools

Photopia will generate optical geometry based on where you want to aim light, making the process of creating an optic from scratch quick and easy.

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Better Designs, Faster

Over the same development time period, with Photopia you can test and iterate over many more design options, allowing you to get to the most optimal design more quickly.

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Optical consulting services.

Expert consulting from the creators of Photopia, the leading optical design software.


Software Updates

January 10 2022

photopia 2022 Released

3D surface recording in Solidworks, PODT surfaces for Rhino along with a range of new tutorials and library additions.

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May 20 2021

photopia 2021 Released

New recording objects, illuminance plane view, etc inside of Photopia for SOLIDWORKS.

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May 20 2021

photopia | for Rhino released

The next generation of Photopia is inside of Rhino, give you a world class CAD system and the industries leading optical design software in a single interface.

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Software Support

December 28 2021

Rhino Lofted Tutorial

Create a lofted PODT reflector in Rhino

View the Video

December 28 2021

Rhino PODT Tutorial

Create a revolved PODT reflector in Rhino

Review the Tutorial

December 28 2021

Photopia Queue Tutorial

Use Photopia Queue to run a series of raytraces outside of the CAD model

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Sept 22 2021

Light Guide Tutorial

Create a variable dot pattern in Rhino

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August 4 2021

Object Recorder Tutorial

View a range of metrics on any 3D surface in Solidworks

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May 20 2021

Laser Aiming Tutorial

Helpful tips for using our laser lamp models for aiming a TIR collimator.

Review the Tutorial

Library Updates

May 20 2021

May 2021 Update

Our May 2021 Library Update includes a wide range of UV lamps and materials, including LEDs from Crystal IS and Luminus and T5s from Philips as well as UV materials from Kopp, Alanod and Almeco.

There was also a range of human skin properties, used for optical sensing applications of pulse and oxygen saturation.

View the Latest Additions


January 25-27, 2022

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San Francisco, CA

January 25-27, 2022

Booth 2035 - Co-exhibiting with the Colorado Photonics Industry Association

October 2-6, 2022

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Frankfurt, Germany

October 2-6, 2022

Hall 8.0 Stand J32