We are optical design

photopia
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 1389 common light sources and 1541 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.

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News

Software Updates

November 12 2024

photopia 2024.2 Released

Lamp Editing in Rhino

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April 26 2024

photopia 2024.1 Released

Rhino 8 and Solidworks 2024

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December 20 2023

photopia 2024 Released

Rhino 8 and Solidworks 2024

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September 19 2023

photopia 2023.1 Released

Stepped TIR Collimator Design Tool

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June 22 2023

photopia 2023 Released

TIR Collimator Design Tools

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June 14 2022

photopia 2022.1 Released

3D Lofted PODT surfaces for Rhino along with scripting and optimization support.

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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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Software Support

April 12 2024

UGR Comparisons

Discussion on variability of UGR values, comparing different software programs.

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September 19 2023

Rhino Light Guide Panel

Create variable spacing and size light guide features.

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July 19 2023

Rhino Ribs and Pillows

Create ribs and pillows using Grasshopper

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July 19 2023

Rhino TIR Collimator

Design TIR collimator inside Rhino.

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June 14 2022

Rhino Genetic Optimization

Optimize around multiple parameters using Galapagos

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June 14 2022

Rhino Optimize Beam Angle

Automatically optimize beam angle for a reflector

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Library Updates

November 12 2024

November 2024 Update

Our November 2024 Library Update includes the CREE XHP 50.3 HI, the Nichia NF2W757H, the Ingemann Haze diffuser and two Bixby Glare control diffusers.

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April 26 2024

April 2024 Update

Our April 2024 Library Update includes LEDs from Lumileds, as well as 3D printed optical materials from Luximprint.

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December 20 2023

December 2023 Update

Our December 2023 Library Update includes a wide range of LEDs from CREE, Osram and Luminus, as well as a acrylic sheet from Plaskolite.

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September 19 2023

September 2023 Update

Our September 2023 Library Update includes a wide range of materials from Plaskolite, Roehm, Schott, and Furukawa along with COB holders from Bender + Wirth and generic SPI materials.

There was also new LEDs from Bridgelux, Nichia, Cree, Osram, Everlight, Luminus, Olympia, QT, and many generic models.

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June 14 2023

June 2023 Update

Our June 2023 Library Update includes a wide range of materials from Plaskolite, Roehm, Schott, and Furukawa along with COB holders from Bender + Wirth and generic SPI materials.

There was also new LEDs from Bridgelux, Nichia, Cree, Osram, Everlight, Luminus, Olympia, QT, and many generic models.

View the Latest Additions

Events

February 23-26, 2025

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Houston, TX

February 23-26, 2025

Website

May 4-8, 2025

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Las Vegas, NV

May 4-8, 2025