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Photopia - Optical Design Software
Photopia for SOLIDWORKS
optical design consulting
lamp and material modeling

LTI Optics has provided optical design software and optical design consulting services for over 30 years. Our software, Photopia, is respected for the accurate and extensive lamp and material library and being very easy to use, helping anyone design class leading optics quickly and accurately.



2017-6-21 Photopia 2017.2 and Photopia for Solidworks 2017.2 have entirely new plotting, 3D ray filtering, and a whole range of library additions.

2017-3-31 Photopia 2017.1 and Photopia for Solidworks 2017.1 have library additions and bug fixes.


April-June 2017

  • Samsung LH181B CSP LED
  • Lumileds Luxeon FCW20 FlipChip CSP LED
  • WhiteOptics DF30, DF60C and DF90 5mil films
  • WhiteOptics DF90C 7mil Micro-diffusion film
  • WhiteOpticsDFGR2 Glare Control Prismatic Film
  • BrightView V-H080-PP07 volumetric high hiding film
  • BrightView V-S110-PM06 high hiding film

January-March 2017

  • Osram SFH 4053 IR LED
  • White Optics DF30 Micro-structured diffusor
  • White Optics DF60 Micro-structured diffusor
  • White Optics DF90 Micro-structured diffusor
  • Osram SFH-4250 IR LED
  • Citizen PSL440-0404C5-303M2M2-T LED
  • Citizen PSL445-0405C5-303M2M2-T LED
  • Alanod 1510 G2 Anodized Aluminum
  • Alanod 1570 G2 Anodized Aluminum
  • Plaskolite 0.080" Optix Frost Textured Diffuser
  • Plaskolite 0.118" Optix 95 Textured Diffuser
  • Philips Fortimo LED Square Module
  • Mold Tech MT-9005 Linear Etched
  • Momentive Silopren LSR 7080HP Material
  • Momentive Silopren LSR 7180 Material
  • Cree XHP-50 Gen 2 LED
  • Citizen CLU048-1212C4-303M2M2-F1 COB LED
  • Citizen CLU731-1210C4-303M2K1 COB LED
  • Porex PMR10 and PMR15 PTFE Materials
  • Porex PMV10, PMV15, PMV20, and PMV30 PTFE
  • Porex 2mm, 3mm, 5mm, 7mm, and 9mm PTFE
  • Cree XHP-70 Gen 2 LED
  • Samsung LH181A CSP LED

    View All Lamps

    View All Materials


We will be presenting 2 papers at the OSA Freeform Conference July 9th - 13th in Denver. One will be on designing a freeform roadway lens and the other will be on the tolerance of a freeform roadway lens.

Orbit Lantern from Black Diamond, optics designed by LTI Optics. Image courtesy of Black Diamond.

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Copyright 2017 by LTI Optics, LLC, all rights reserved.

SOLIDWORKS® is a registered trademark of Dassault Systémes SOLIDWORKS Corporation.

LTI Optics provides Photopia, the industries leading optical design software and optical analysis software for designing and analyzing illumination optical systems. Photopia optical design software works alone or is an add-in to SOLIDWORKS, allowing full opto-mechanical integration.