We offer the ftheta objective lenses as a standard selection or can adapt them to meet your exact requirements. Optical design using zemax to design lens elements, optomechanical design to design the case and element holders, vendor selection and qc. We accidentally found this ftheta lens drawing and we are very. Yag laser and for a visible alignment laser refer to the graphs tab for d. Does anyone know where i can find bootleg american softare. By harnessing the power of opticstudio, opticsbuilder, and opticsviewer, optical, mechanical, and manufacturing engineers can speak the same language across the optical product development process. With practical zemax examples joseph geary, are all great books, just to name a few. The designed f theta lens is compact with the simple structure and large working area. Courses zemax opticstudio wavelength optoelectronic. May 01, 2014 to study how the beam size in combination with different lens designs influences imaging performance, we considered beams of 3 mm and 6 mm o 1e 2 in the context of an ideal olympus 25x, 1. Optimal lens design and use in laserscanning microscopy. Optimizing each system module will give the best case scenarios for which appropriate mounting components can be chosen.
Using software zemax to design and analysis of kaplerians telescope by choosing the best parameters design of. The folding scanning optical system we designed can not only scan in a large angle field, which is greater than 60, but also obtain small spot size at distance of about 160 m, where the spot size is less than 10 cm. Optics tutorial 2 lens and focusing basics youtube. My boss does the design work, but she uses some bootleg chinese software. The motorized beam expander is a perfect match for jenoptiks ftheta lenses in the silverline tm series and can be used in a large number of beam guidance systems. Beginning with the initial structure, the final optimized f theta is achieved with zemax optical design software. It is used for the design and analysis of both imaging and illumination systems. I want to learn some design software such as zemax.
Optosigma from standard to custom, experience the most. By the optical design software zemax, the corresponding primary spherical aberration, coma, astigmatism, distortion, and field curvature coefficients can be. This paper proposes a method utilizing the zemax to analyze the commercial ftheta lens. Such way we can use prosource software data in zemax software very easily. Jenar ftheta objective lenses are particularly well suited for use in micromachining laser applications. This guide provides the lens design forms of various lens designs from simple lenses to complex lenses, and is intended to provide many examples of the lens designs that we use today. Ftheta lenses have been engineered to provide the highest performance in laser scanning or engraving systems. Opticstudio, then called zemax, was originally written by ken. He has over 20 years of experience in various areas, which include lens designs in fields of eyepiece, 3d projection design, 3d confocal optics, doe, ftheta lens, optical system with vir, nwir, mwir, lwir, gaussian beam propagation, cell phone lens design, machine vision, mirror system. Optics software zemax, optical product design software. Thorlabs f theta lenses consist of an airspaced 2 or 3element design and are available with one of three focal lengths.
Method of analyzing the singlet ftheta scan lens for. Or another similar opensource free software to analyze optics like lens aberrations, ray. Zemax is the industry standard optical system design software, combining sequential lens design, analysis, optimization, tolerancing, physical optics, nonsequential optical system design, polarization, thinfilm modeling and mechanical cad importexport in a. Photonics singapore wavelength optoelectronic s pte ltd.
These lenses are able to realize tighter spot sizes, which translate into higher resolution for scanning or printing, as. Lens design fundamentals rudolf kingslake, applied optics and optical design part 1 and part 2 a. Computer optimize after computing the initial dimensions, putting the design into lens design software, such as zemax or code v, is the best way to optimize the modules independently, as well as the overall design. Jenar ftheta objective lenses are particularly well suited for.
Ftheta lenses have been engineered to provide the highest performance in. Elento of radiant zemax notes that to improve the speed of design, opticstudio performs smart data caching so that lengthy calculations are only recomputed when. The designed ftheta lens is compact with the simple structure and large working area. By becoming familiar with the essential lens design forms, we can use them to our advantage during lens design. These lenses are ideal for engraving and labeling systems, image transfer, and material processing.
I created a bessel beam using axicon thorlab, input lens data zemax file is used i am trying to find the beam profile near the focal plane. The opticsviewer software solution from zemax llc helps improve optical product manufacturing. The adjacent plot shows departure from perfect linear ftheta mapping for each of the full field fisheye lenses. The opticstudio opticaldesign software by radiant zemax, mentioned earlier, is an example of an opticaldesign package that has illuminationsystem design capabilities built in.
Due to the reduced diffraction and less beam divergence this causes, a smaller point. Opticstudio allows you to compile your own userdefined surfaces, objects, scattering functions, diffraction functions, etc. Advanced lens design university of california, irvine. Employing the optical design software zemax, a folding scanning optical system based on mems mirror is designed thereafter. Optical design of a new folding scanning system in memsbased. Hence, the focal lens of the scanning system usually uses the f theta lens to solve this problem. In 2020, zemax will have three opticstudio releases, the first in. F theta lenses solve many of the problems associated with laser scanning.
Optosigma announces new hiring for optical coating manager. Send mail to webmaster with questions or comments about this web site. Telecentric f theta lenses require very large lens diameters for long scanning paths lens diameter approx. Jun 10, 2019 this lens focuses a laser beam scanned with a scanner, etc. Then, the initial structure parameters are determined by pw method. Jenar ftheta objective lenses can be used for the highprecision micro structuring, marking and.
Hence, the focal lens of the scanning system usually uses the ftheta lens to solve this problem. Opticstudio is its flagship product and a commonly used optical design program for microsoft windows. The elements are coated with a high efficiency ar coating for a 1064 nm nd. It is used for high speed micro drilling of printed circuit boards, highspeed marking of electronic parts and resin parts, etc.
A telecentric ftheta lens differs from a normal ftheta lens in that the axis of the focused laser beam bundle is perpendicular to the scanning plane throughout. Employing the optical design software zemax, according to the preset parameters mentioned above, we designed the whole memsbased folding scanning optical system, in which the f theta telecentric lens group and wideangle lens group are the two key components. The lens design was driven by the need for a low cost of prototyping and fast turnaround. Only spherical elements were considered in the design, which was created by using zemax software. Pdf optical design of a new folding scanning system in mems. Optical design of a new folding scanning system in mems. The ftheta silverline lens 170355140 in the wavelengthrange of 355 nm. Due to the scanner with an he ne expansion of the beam bundle crosssection the entrance pupil of the ftheta lens is optimally filled up. The scan lens together with the tube lens project an enlarged image of the laser beam from the galvanometric mirror to the backfocal plane bfp such that. In figure 5, a 0% intercept can be found for any of the wavelengths shown. Or another similar opensource free software to analyze optics like. Toy manufacturer, 1 million units sold in 6 months client 2. Zemax release 2 software zemax, optical product design software request info redmond, wash.
I havent had the chance to test all of them, so youre going to have to try the free ones out for yourself and see what works best for your needs. The ultimate guide to lens design using the classic. He has over 20 years of experience in various areas, which include lens designs in fields of eyepiece, 3d projection design, 3d confocal optics, doe, f theta lens, optical system with vir, nwir, mwir, lwir, gaussian beam propagation, cell phone lens design, machine vision, mirror system design, telescope. Design of large working area ftheta lens college of optical. Key features zemax llc 22908 ne alder crest drive, suite 100 redmond, wa 98053, usa t. Additionally, the compact design of the f theta lens allows the user to reduce the number of optical components needed to provide a flat image plane. Our ftheta lenses are used in various applications from industrial material processing e. The results indicate the ftheta lens can increase the quality of the drilling holes and amend the projection plane. Zemax announced the latest release of their flagship software, opticstudio. Product engineering teams can share complete design data and analyze performance in a virtual model. Additionally, the compact design of the ftheta lens allows the user to reduce the number of optical components needed to provide a flat image plane. A new cdrom accompanies this edition, offering extensive lens prescription data and executable zemax files corresponding to figures in the text.
Upon installation, zemax supplies many examples of these functions written in c. Telecentric ftheta lenses require very large lens diameters for long scanning paths lens diameter approx. Sat format but also support light source file from prosource, osram data file. These userdefined functions work just like builtin functions within opticstudio.
A place for questions and discussions pertaining to optical science and optical engineering. By this we can call these file in zemax as shown below. The folding scanning optical system we designed can not only scan in a large angle field. Method of analyzing the singlet ftheta scan lens for laser. Beginning with the initial structure, the final optimized ftheta is achieved with zemax optical design software. Here, the glass of f5 is selected as the thick lens material. So long as your lens diameter at every plane of interest stops is larger than, e. Our engineers use the right lens design process with the knowledge of manufacturing process and limitations and cost. Thanks to the appropriate software interfaces, the new motorized beam expander can be easily integrated into any laser material processing system. Zemax delivers design software, training, and support services that set the highest standards for the optical and illumination industries. We provide thin film coatings, optomechanics, manual and motorized positioning from stock, at the best price. A telecentric f theta lens differs from a normal f theta lens in that the axis of the focused laser beam bundle is perpendicular to the scanning plane throughout. Shanghai optics is great in optical lens designs, but most important, we are an optical manufacturer. Using software zemax to design and analysis of kaplerians telescope by choosing the best parameters design of this visual system represented dimension focal length lenses used and which determine the right size for clarity of target and did not notice any influence on the rest of the parameters of thick lens diameter and radius.
Employing the optical design software zemax, according to the preset parameters mentioned above, we designed the whole memsbased folding scanning optical system, in which the ftheta telecentric lens group and wideangle lens group are the two key components. When you select a company for optical design, it pays to work with someone who understands not only design but manufacturability. Ftheta lens for laser material processing applications jenar ftheta objective lenses can be used for the highprecision micro structuring, marking and labeling of a wide range of materials. Ftheta lens and wideangle lenses added are beneficial to scanning angle expansion. Pdf optical design of a new folding scanning system in.
I did not have the zemax last week so i was not able to open the file. It consists of only four spherical lenses and its tube length is less than 100 mm. Zemax is a company that sells optical design software. With three cuttingedge technical areas of focus and 5,200 presentations, photonics west, which took place last week, had something to offer. Ftheta lens for laser material processing applications. This lens focuses a laser beam scanned with a scanner, etc. The results indicate the f theta lens can increase the quality of the drilling holes and amend the projection plane. Ftheta lenses solve many of the problems associated with laser scanning. Opticstudio is the leading software used by optical engineers throughout the design phase. We also offer extensive possibilities for customization. What are some open sourcefree optical design software. Fisheye lens designs and their relative performance.
In order to create small and precise structures, the design. Silverline ftheta objective lenses are highquality optics for use in laser material processing. Opticstudio and opticsbuilder are the tools of choice for scientists and engineers designing imaging optics, such as telescopes, cameras, and sensors for the mars rover, and twophoton microscopes for neurological imaging. Optical design and manufacturing expert shanghai optics. Beam expanders for laser material processing jenoptik usa. This paper proposes a method utilizing the zemax to analyze the commercial f theta lens. The types of optical systems in a lens designers toolbox. As zemax support not only solid work or auto cad file. Smith, and optical system design robert fischer, introduction to lens design. Look above, beneath the words zemax optical studio model for spherical grin lens at the line which says commits, branch, releases, contributor. Filled with sage advice and completely illustrated, lens design, fourth edition supplies handson guidance for the initial design and final optimization for a plethora of commercial, consumer, and. By only specifying distortion at one point in the field, it is possible to misrepresent a nonzero distortion lens as having 0% distortion.
Beyond that, i fear youll want to get hold of zemax or equivalent to see exactly what happens to your beam shape. However, when the full image circle is considered, it is obvious that the lens has nonzero distortion. Opticstudio, then called zemax, was originally written by ken moore and was the first optical design program. Zemax is the industry standard optical system design software, combining sequential lens design, analysis, optimization, tolerancing, physical optics, nonsequential optical system design, polarization, thinfilm modeling and mechanical cad importexport in a single, easytouse package. Detailed laser processing with ftheta lenses jenoptik. Thorlabs ftheta lenses consist of an airspaced 2 or 3element design and are available with one of three focal lengths. Its field of view is 28 which corresponds to 14 deflection angle of the oscillating mirrors. The structure of the collimator is shown in figure1. The zmx file format is the file format of the zemax lens design program widely used on windows computers. Fffftheta lens theta lens design design laser beam propagationpropagation gaussian beam assembly analysis scatteringbs df nsc beam splittersplitter. Ftheta lenses zoom lenses, and more optical design collection zebase 6 zemax. All the topics will be simulated by the zemax software for your visualization course introduction advanced optical design using zemax is a course that covers the design and.