Latest version of opticstudio optical design and prototyping. There are two basic classifications for optical design and analysis software. New fullfield aberration analysis, updates to nonsequential converter, new compound lens object, and new boolean native object. By utilizing the path analysis tool, mechanical components causing the stray light can be easily identified. New stray light analysis tools identify and block unwanted rays in optical systems and help streamline stray light analyses to deliver consistent, accurate results faster. Tracepro is used for stray light analysis and design for remote sensing systems, astronomical telescopes, and planetary exploration e. Isolate the cause of stray light by tracing all possible paths with ray splitting and ray filtering tools. Extensive experience performing stray light analysis of optical systems in nonsequential raytracing software such as fred, asap, or lighttools. Tolerance analysis is performed by the zemax software with two methods including sensitivity analysis and monte carlo analysis. Model and design optics in the ultraviolet, infrared and visible spectra.
The set of models has been developed and is operational. May 18, 2018 at zemax, were taking stray light analysis to the next level, by giving optical and mechanical engineers tools to not only detect stray light, but to correct it early in the design processwhether with the lens design or the mechanical designusing modern virtual prototyping. Methods for stray light analysis in opticstudio youtube. Stray light optical engineer camera hardware jobs at apple. Stray light analysis has hit its stride, much like optimization and tolerancing did, says mark nicholson, zemax ceo. The filter string is a convenient tool in opticstudio which allows the definition of a test that rays must pass before they are drawn or displayed. The photonics buyers guide is a comprehensive resource for verified providers of stray light analysis software. It is used for the design and analysis of both imaging and illumination.
Stray light analysis for the thomson scattering diagnostic of. When designing an optical system endtoend in opticstudio, one of the last steps is to perform stray light analysis to eliminate unwanted noise. For example, you can directly measure and quantify the impact of mechanical mounts. Using lensmechanix to resolve stray light issues caused by. As a practical course on the theory and calculations involved in stray light analysis, no software programs are used during the class. To receive technical support, you must have current support on your zemax key. Convert the file into nonsequential mode for stray light analysis.
Infield and outoffield stray light analysis for the. Stray light analysis fuels innovation in vr, optical. Stray light analysis is an important validation step for both optical and mechanical assemblies. Sampling methods and sampling sizes may be different. Software can simulate the effects of stray light and scattering from lens edges or.
This article is part 2 of the three articles, which is introducing how to identify the stray light path by path analysis tool and filter string syntax. Stray light is the unwanted light reaching the detector and reducing the image quality. Lighttools offers powerful new features for the design, visualization and optimization of sophisticated optical components used in general lighting systems, freeform optics, light guides and backlit displays. Stray light analysis for the thomson scattering diagnostic. It is used for the design and analysis of both imaging and illumination systems. Analyzing and correcting stray light using lensmechanix. Stray light analysis fuels innovation in vr, optical facial recognition, and more. This light will often set a working limit on the dynamic range of the system. The diagnostic system was simulated in zemax software and scattering pro. New fullfield aberration analysis use this new analysis plot to improve freeform surface design and visualize how aberrations change across the full field of view. Ability to interface with crossfunctional teams to support integration of optics into module and assess feasibility of new optical concepts. Use analysis, optimization, tolerancing, and stray light tools to complete the design.
From simulation, it was possible to identify the main points that contribute to the. Find straylight analysis software suppliers with the photonics buyers guide. This article is part 1 of 3 articles, which is introducing how to observe the stray light in nonsequential mode from a sequential mode system by using nsc group converter. Stray light analysis fuels innovation in vr, optical facial. Stray light analysis and control spie press pm229 eric.
Tracepro is used extensively for optical analysis and simulation. Stray light analysis fuels innovation in vr, optical facial recognition. When optimization and tolerancing tools were first introduced, engineers were fearful that theyd have nothing to do if the software was doing it for them. A key part of the development process is the ability to analyze every aspect of the design to ensure that the system will perform as required. When designing an optical system endtoend in opticstudio, one of the last steps is to perform stray light analysis to eliminate unwanted noise in the system. The diagnostic system was simulated in zemax software and scattering profiles of the mechanical parts were measured in the laboratory in order to have near realistic results. These incoherent and discrete lights do not follow the normal optical path of the imaging system 25,26,27,28,29,30. The june 2007 update to zemax from zemax development bellevue, usa offers improved lens design, illumination, laserbeam propagation, stray light analysis and freeform optical design. This article demonstrates stray light analysis techniques using the filter string functionality in nonsequential mode, as well as supporting features. Stray light is defined as unwanted light in an optical system, a familiar concept for anyone who has taken a photograph with the sun in or near their cameras field of view. Jul 17, 2003 lerner uses asap, the oldest of the illumination packages sold by breault research organization, us for stray light analysis for the national ignition facility project. If you have updated information about any of the organizations listed, please contact us. In a lowcost consumer camera, stray light may be only a minor annoyance, but in a spacebased telescope, it can result in the loss of data worth millions of dollars.
Freeform optical design software speeds ar and vr headsets to market. Design, optimization and analysis using code v or zemax software. Going strong for 21 years, asap is seen as the industry standard in illumination software, and is the most powerful package available. The purpose of this study is to perform an endtoend scatter and stray light performance analysis of the baseline optical and mechanical design for the advanced technology solar telescope atst. Photon engineerings mastering stray light analysis short course is an intensive 3day instruction on the language, science, theory, techniques, and calculations involved in all aspects of stray light. With software like opticstudio, stray light analysis will continue to be refined and become faster and easier, helping to fuel innovation in arvr. Stray light engineer the aerospace corporation college.
Zemax, optical product design software kirkland, wa. Freeform optical design software speeds ar and vr headsets. If you need to purchase support, you can do so here. Tracepro is an optical design analysis software for simulation and modeling by ray tracing. Microsoft powerpoint stray light presentation july 2017. This article is part 3 of 3 articles introducing stray light analysis with opticstudio. The software enabled them to produce better designs and freed up time for them to innovate. Straylight analysis software suppliers photonics buyers guide.
Aug 21, 2017 in addition, we will convert the file into nonsequential mode for stray light analysis. Solving stray light problems requires close coordination between the optical and mechanical models. Fred optical engineering software is a globally recognized optomechanical raytracing software used by companies, government, and universities in the development of optical systems used for straylight analysis, laser systems, led illumination system design and imaging systems. How zemax virtual prototyping streamlines the design process for optical and mechanical engineers answers to frequently asked questions about lensmechanix there will be a. The light may be from the intended source, but follow paths other than intended, or it may be from a source other than the intended source. Opticstudio from zemax takes stray light analysis to the next level, giving optical engineers tools to not only detect stray light, but to correct it early in the design processsaving time and money. In conclusion, the status of the sentinel4 if and oof stray light analysis is reported in this article. The lens prescription was uploaded to zemax based on the information provided in the patent literature 10. Opticstudio is its flagship product and a commonly used optical design program for microsoft windows. In constructing physically significant merit functions for a selected criterion, zemax uses. Our services optical system design joya team israel. Enhanced modeling and simulation for reducing stray light in optical systems. An optical engineer can request a mechanical engineer to modify the design of the components during the simulation process.
Freeform optical design software that enables robust virtual prototyping is helping to reduce design iterations and repeated prototypes, cutting time to market and development costs. To evaluate stray light performance in the optical system, particularly in. In these analyzes the adjustment parameter compensator and the performance criteria are the back focus and rms spot radius respectively. The if model of industry and a stray light tool developed internally at esa have been crossvalidated to gain additional confidence in the results of the simulations. At zemax, were taking stray light analysis to the next level, by giving optical and mechanical engineers tools to not only detect stray light, but to correct it early in the design processwhether with the lens design or the mechanical designusing modern virtual prototyping. Solving straylight problems requires close coordination between the optical and mechanical models. Critical objects are important in stray light analysis because 100% of the stray light comes from.
Opticaldesign software also extends to the design and analysis of nonimaging optics such as illumination systems, as well as to stray light analysis. In addition, we will convert the file into nonsequential mode for stray light analysis. Stray light is light in an optical system, which was not intended in the design. Jun 18, 2019 you will have experience in stray light analysis. Arvr designers cannot afford setbacks in the product development cycle. Mastering stray light analysis short course photon engineering.
Straylight analysis software photonics buyers guide. Code v, zemax, lighttools, and fred and be given problems in lens entry and image quality evaluation with instructors on hand to assist. Freeform optical design software speeds ar and vr headsets to. Advanced technology solar telescope atst stray and. Systematic identification of stray light paths starts at the detector to identify the critical objects. The firm used both timeproven optical software solutions such as asap and zemax and tailormade optical software. Profiles and contact information for manufacturers and suppliers are provided by the companies and verified by our editors. Jun 26, 2018 for the development and analysis of optical systems, hembach photonik supplies software for stray light analysis, optical design and light scattering. Whether your design is imported from cad, a lens design program, or constructed from within the software, fred provides engineers with. For the development and analysis of optical systems, hembach photonik supplies software for stray light analysis, optical design and light scattering.
How to perform stray light analysis it is often very convenient to analyze rays with specific qualities in order to assess the design and make adjustments to improve performance. Founded in 1992, lambda research corporation offers stray light analysis, optical system design and analysis, optical testing, process control software and custom software development. Sdl has the expertise and facilities necessary to predict and measure the offaxis rejection performance of spaceborne telescopes. During navigation by star sensor, the image quality may be unexpectedly reduced by stray light sources. Zemax virtual prototyping bridges the divide between optical design and mechanical design. Zemax offers software solutions for endtoend optical design, taking your ideas from napkin to prototype. Stray light analysis fuels innovation in vr, optical facial recognition, and more stray light analysis is critical in the development of many cuttingedge technologies including virtual reality vr and augmented reality ar, headsup displays, optical facial recognition, autonomous vehicles, drones, and. Lighttools illumination design software lighting simulation. Laboratory introduction to optical design software, professor julie bentley rochester attendees will move to a computer laboratory where they will have access to optical design and analysis software e.
To maintain image excellence from an optical system, stray light must be detected and eliminated. How to find out the path of these unwanted light and set the absorption or block this light in the path is the most critical part of stray light analysis. Our aim is to provide answers when the documentation isnt clear and keep you moving forward when you get stuck in your design or analysis. This article is part 1 of 3 articles, which is introducing how to observe the stray light in nonsequential mode from a sequential mode system by. The merit function or any analysis feature in zemax on the other hand, is evaluated without any compensator adjustment. Opticstudio, then called zemax, was originally written by ken. Comprehensive optical system design in opticstudio youtube. Fred optical engineering software simulates the propagation of light through any. Users with subscription licenses for opticstudio can run four instances. These new tools streamline stray light analyses to deliver consistent and accurate results faster. Stray light analysis is critical in the development of many cuttingedge technologies including virtual reality vr and augmented reality ar, headsup displays, optical facial recognition, autonomous vehicles, drones, and more. Fred optical engineering software simulates the propagation of light through any optomechanical system by raytracing. New features in this iteration of the software include. Data visualization enables better optical product design.
This fiveday course teaches advanced topics in optical system design using sequential mode in. Support is available at, where users have access to knowledgebase articles, community forums, and support cases. Introduction to stray light analysis part 1 myzemax. Overview of ghost and stray light analysis with tracepro. It is often very convenient to analyze rays with specific qualities in order to assess the design and make adjustments to. The engineering services team at zemax llc, is here to help you use your license of zemax opticstudio. Optical model the optical model analyzed for this report is the iphone 6 camera. Optical system design of star sensor and stray light analysis.
This article is accompanied by a sample file available for download. The optical systems are typically composed of lenses, mirrors and prisms. To mitigate this problem in the multipoint thomson scattering system implemented at the ete experimento tokamak esferico a detailed stray light analysis was performed. Zemax is a company that sells optical design software. This fiveday course teaches advanced topics in optical system design using sequential mode in opticstudio. Demonstrated understanding of optomechanical effects on straylight of systems. Sdl has performed stray light design and analysis on many successful systems. A critical object is any object or surface that is seen from the detector, including objects that are seen as images in mirrors and lenses. We will start with a sample sequential file, and will define the system requirements and performance. Its the only solution to create a working virtual prototype of the entire optomechanical productnot just the optical or mechanical components alone. Stray light and photoluminescence handled in latest zemax.
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