F theta scan lens, for laser lens, rs 0 piece, spectrum. Ftheta scan lenses are rugged single and double elements and designed for co 2, nd. The use of ftheta lenses provides a plane focusing surface and almost constant spot size over the entire xy image plane or scan field. Typically the ftheta distortion of the lens is kept less than 1% so that it is able to produce a precise spot in the flat field on the image plane. With such lenses, the focused spot displacement on the target plane is proportional to the produce of focal length and scan angle. Objective lenses, scan lenses, and tube lenses thorlabs. The scanner exploits the functional advantages and the optical. The ftheta lens specified scan length is also based on the maximum input diameter specified. Scan lenses for laser marking, engraving, and cutting systems. F theta lenses available only as spare part for dilas diode laser system or in combination with the galvo scanner. The flatfield scanning lens has optimized the wideangle and long focallength light path, it is widely applied in wide scan range situation. Scan lenses implemented in general laser scanning microscopy applications. Apr 20, 2016 here show a example how to change the laser etching marking machine f theta scan lens. Scanning lenses ftheta product information optical.
Ftheta scan lens on sales of page 2 quality ftheta. F160 1064nm f theta scanning lens for fiber laser features ftheta scan lenses play a major role in todays leadingedge laser applications. With over a decade of expertise in optical grade and coating production, ronarsmith scan lenses yield some of the worlds finest optical performance in the market. Telecentric scan lenses of different specs are available upon request spot size for reference only glass series f theta scan lens f theta lenses are commonly used in conjunction with galvanometer scanning mirrors in laser engraving, cutting, and marking systems. China customized ftheta scanner mirror suppliers and. Jenoptik app ftheta selector now online and available for ios and android. Find low everyday prices and buy online for delivery or instore pickup. Scanning lenses are constructed to produce a focused spot in a flat field, the position of the spot being proportional to the focal length f of the lens and the angle theta of the beam entering the lens, giving them the name f theta lenses. We offer infinitycorrected telecentric scan lenses for use in laser imaging applications like our oct microscopes, as well as f theta scan lenses for laser marking, engraving, and cutting systems at 1064 nm. F theta scan lenses play a major role in todays leadingedge laser applications.
F theta, abtastlinse, f theta, rasterfeldlinse, f theta, laserfeldlinse telezentrisches objektiv abtastfeld, telezentrische abtastlinse, f theta linse, eine feldlinse. Apr 23, 2016 by using non uniform rational bspline nurbs curves for f theta lens correction higher order spatial derivatives are analytic and continuous for the smoothest possible corrected motion capability. The scanning mirror, which is located at the left of the image at the scan plane, directs the laser beam through the scan lens. A telecentric ftheta objective is useful when the spot must not be distorted at the corners. F theta lenses have been engineered to provide the highest performance in laser scanning or engraving systems. F theta lens is designed to provide a flat field on the image plane for scanning and engraving applications. Ftheta lenses for laser material processing jenoptik usa. The diffractionlimited, multipleelement, airspaced. We also supply lens adaptors for major scan head providers in the world. China focal length optical ftheta lens for fiber optic.
Mar 18, 2020 the best iphone lenses can take whats already one of the best smartphone cameras and make it even better. Spectrum enterprises offering f theta scan lens, for laser lens at rs 0piece in pune, maharashtra. These single glass dispersion compensation blocks are designed for use with our lsm scan lenses. Detailed laser processing with ftheta lenses jenoptik. F theta scan lens is also called flat field lens or the linear lens. Ftheta objektive ftheta scan lenses ftheta scan lenses. How to select the right scan system for your application vision. Here show a example how to change the laser etching marking machine f theta scan lens. Benefit from our many years of experience in the development of optical systems for laser material processing. These doublet stu2 and triplet scanning stu3 lenses are intended to work with the same configuration of scanning mirrors and beam sizes as the stsl singleelement lenses, but are offered at the shorter focal lengths where better performance is possible. Cloudray manufactures scan lenses for laser systems that are used for marking, engraving, via hole drilling, and more.
The simplest implementation of a polygon scanner is a very fast line scan across a moving target. May 16, 2016 beam expanders, beam shaping, f theta lenses, polygon scan head, polygon scanner calculator, polygon scanners, ultrafast ultra short pulse lasers, uncategorized 4 comments laser damage to galvanometer galvo mirrors is a major issue in some high power applications. These lenses are ideal for engraving and labeling systems, image transfer, and material processing. Being the first to make these lenses commercially available, ulo developed what. F theta scanning lenses, optical lenses, f theta lens manufacturer supplier in china, offering focal length optical f theta lens for fiber optic, fibre laser marking and engraving machine for iphone coveranodized aluminum, lospeed high quality 10w uv laser marking engraving machine precision process low power system and so on.
Qioptiq has developed a range of new fthetaronar scan lenses made of fused silica for high power laser material processing. This is accomplished by ensuring that the system stop is located at the front focal point of the lens system. Additional subclasses of scanning lenses are ftheta lenses and telecentric lenses. Ftheta lenses in the absence of distortion, the position of the focused spot is dependent on the product of the. For handling precautions, please reference the for additional information, please contact your local sales representative or visit our website at. Ftheta scan lenses play a major role in todays leadingedge laser applications. Laser machining, pattern generation, laser writing, engraving and marking. For instance, the objective focuses the laser beam at the focal point. Replacement protective windows for the f theta scan lenses sold above are available here.
Best iphone camera lenses for professional photography. Ftheta lenses are commonly used in conjunction with galvanometer scanning mirrors in laser engraving, cutting, and marking systems. If there is an item not listed or you have questions, please feel free to contact us and we will be more than happy to assist you. Our broad selection of beam expansion systems and linos f theta lenses meets even the most stringent demands. The enabling key component, ftheta lenses, is designed as micrometer focusing scanning lens. Our ftheta products is guided by our customers feedback and the trajectory of the industry as a whole. F theta scan lens is used in conjunction with xy galvanometer scanner and beam expander to form a two dimensions scanning system. Linos f theta ronar lenses made of fused silica qioptiq has developed a range of new f theta ronar scan lenses made of fused silica for high power laser material processing. These lenses are made with low dispersion fused silica with optical design to avoid back reflection and ghost image. F theta scan lens scan lenses are used for moving a field point over the image area by rotating a mirror. F theta scan lens play a major role in many of todays leadingedge laser applications. Ulo optics understands the need to keep your system running, which is why we carry replacement stock for the most commonly used laser optics around the. Wavelength optoelectronic offers various ftheta scan lens made by optical glass fused silica.
One of the biggest challenges in making quality glass is eliminating distortion. These lenses are optimized for wide angles and long focal lengths, making them ideal for applications where large scan fields are required. Polygon scanners can move a laser beam 10x faster than a galvanometer scanner. Ideally the size of the focused spot is constant throughout the field. Kg wendelsteingermany production of optical components of highest quality machine vision, laser optics, precision aspheres, profile projection lenses, special optics, lenses, achromats, prisms, mirrors, laser technology, image processing, measurement technology, lighting, photonics, medical technology products laser optics. It is achieved by combining several lenses thereby creating a specific amount of barrel distortion. Ftheta lenses are the standard lenses for galvoscannerbased laser marking, engraving, and cutting systems. The focus optics type and focal length or back focal length are optimized for your applications wavelength, laser power, spot size, image field size and working distance. Customized solutions permit optimization for example, extremely large scanning angles, achromatic f theta lenses and telecentric f theta lenses are possible. Co2 ftheta lens are widely used in laser marking, engraving, drilling machines, etc. With offices in nanjing beside shanghai, peoples republic of china ftheta provides industry leading customized products, prepostsales support, technical assistance and training. Maiman fiber laser marker ftheta lens, focal length 160mm. The bracket helps ensure that the lens is mounted at the proper distance from our galvo mirrors, and provides sm1 1.
Fiber laser lens scan lens f theta scan lens for sales features f theta scan lenses play a major role in todays leadingedge laser applications. Non distortion 180 ftheta lenses have an image circle or mm a non distortion ftheta lens of 1. F theta lenses for very different applications, so that comprehensive knowhow is available to solve a large range of problems. You can change this selection at any time, but products in your cart, saved lists, or quote may be removed if they are unavailable in the new shipping country. F theta lenses are typically designed to provide high performance in laser scanning systems. Telecentric scan lenses are crucial for oct and other laser scanning imaging systems, as they produce a flat imaging plane as a laser beam is scanned across the sample. These new introductions help increase scanning system life and reduce downtime as well as improving the efficiency and uniformity of materials processing. Dilas industrial laser systems product specifications are subject to change without notice. Dimensional tolerances for standard lenses, windows and mirrors are as follows. For many applications in laser scanning and engraving, a planar imaging field is. Our scan lenses for fiberyag laser systems that are used for marking. F theta scanning lenses are specially designed system of lenses which are used to correct the scan rate deficiency found in the standard flatfield scanning lenses. Broadband grin lenses can be used as an imaging relay when implanted in a specimen. New 405nm f theta scan lens new telecentric f theta lenses released f theta scanning lenses.
Telecentric scanning lenses introduction telecentric scanning lenses are a special configuration in which the arrangement of optics are designed to focus down the beam such that it is always perpendicular to the flat field figure 10. Ftheta lenses ftheta lenses have been engineered to provide the highest performance in laser scanning or engraving systems. Ftheta scanning lenses product discontinued edmund optics. The optical designs are optimized with respect to back reflections of the input beam, which significantly reduces the risk of damage to the galvo mirrors. Jun 28, 2019 with a few addon lenses, the camera in your pocket becomes more versatile, capturing wider or closer shots.
Our ftheta scan lenses are optimised for lasermaterial processes, specifically for engraving, cutting, welding and bonding. The actual focal length is 4cm plus longer than nominal. F theta objectives enable ultraaccurate processing of flat image fields without dynamic. Ftheta lenses are commonly used in conjunction with galvanometer scanning mirrors in. Available as ios and android versions, the easytouse app also provides a. Scanner optics ulo optics, the market leader in scanning lens technology for almost two decades, offers the widest range of singlet, doublet and triplet f theta lenses available on the market. The biggest challenge in making quality glass is eliminating distortion. When using a high power laser, the lower limit of the input beam diameter may be limited by the laser damage threshold. Ftheta group recognizes that our biggest asset is something we dont own at. Please note that this page is only a representation of our most commonly used replacement f theta singlet lenses and is not our entire product line. Located in the beam path after the scan head, they perform various functions. For example, scan lenses for laser systems that are used for marking, engraving,via hole drilling,and more. F theta lenses for 532 nm or 355 nm are also available lens diameter of 90 or 104 mm f theta lenses are designed to provide a flat field on the image plane for scanning and engraving applications where a high power laser and set of rotating mirrors are used to scan across a given field. The windows have an ar coating optimized for 1064 nm the design wavelength of the f theta lenses and the 450 to 700 nm range allowing a visible laser to be used for alignment purposes.
Our ftheta lens is also available for co2 laser and 9. Ftheta scan lens is used in conjunction with xy galvanometer scanner and beam expander to form a two dimensions scanning system. You will receive objective lenses for wavelengths of 1080 to 355 nanometers. Pdf optical design and performance of ftheta lenses for high. The image to the right shows the proper spacing of the scan and tube lenses for laser scanning microscopy. Objectives are mounted at the scan systems beam exit. Ftheta objectives also called scan objectives or flat field objectives are lens systems often used in scan applications. Ftheta group is the industry standard for laser optical and provide the solutions to the engineers and researchers worldwide. Ftheta scan lenses are developed for ultra fast lasers with short pulse width and high pulse energy laser applications. Apr 29, 2009 edmund optics eo has expanded its line of f theta scanning lenses, along with laser accessories for laser material processing applications.
Eksma optics uses cookies to give you the best shopping experience. You can use standard ftheta lenses at laser wavelengths of uv to vis and ir. Lenstek is a group providing the laser optics products, including f theta scan lens, beam expander, telecentric scan lens, and customized optics. F theta lenses are the standard lenses for galvo scanner based laser marking, engraving, and cutting systems. Use a zoom beam expander for evaluating an ftheta lens. Iivi manufactures scan lenses for co2 laser systems that are used for marking, engraving, via hole drilling, and more.
If the image height is direct linearly depending on the mirror angle, we have the so called f theta lenses. Ftheta lens, scanner nonlinearity, remote laser processing, ghost reflections, laserinduced beam distortion. F theta scan lens by optical glass f theta lenses are commonly used in galvanometer scanning systems for laser marking, engraving and cutting. The scan lenses are available in working wavelength telecentric tslq and tsl series and nontelecentric slq and sl.
Fiber laser lens scan lens ftheta scan lens for sales features ftheta scan lenses play a major role in todays leadingedge laser applications. Ronarsmith f theta scan lenses ronarsmith f theta scan lenses are meticulously designed and crafted for a broad range of laser applications. When the input beam is reduced it allows scanning over a larger range thus increasing the length of the scan line. F theta scanning lenses general handling instruction manual. Fused silica minimizes focus shift while providing high power density. Spectrum enterprises offering f theta scan lens, for laser lens at rs 0 piece in pune, maharashtra. This is a special distortion approach to switch from a sin to a tandependence of the field height. Product description 1064nm optical scan lens ftheta scan lenses play a major role in todays leadingedge laser applications. A low f theta distortion creates geometrically correct scanned images that do not require extensive postimage processing. Ftheta group recognizes that our biggest asset is something we dont own at all. However, the displacement of the beam depends on the product of the effective focal length f and the tangent of. Quality parts for ford f 150, 532nm laser pointers, olympus pen f lens, qualitybuilt parts for lexus is f, delta sigma theta shirt, rokinon f 2 camera lenses 12mm focal, 12mm focal fisheye f 2. Ulo optics znse singlet scanning lenses, the tsl series, are optimised to minimise the offaxis aberrations.
For online inspection systems we successfully introduced true color corrected. F theta lenses are commonly used in conjunction with galvanometer scanning mirrors in laser engraving, cutting, and marking systems. Laser marking machine change ftheta scan lens youtube. Ftheta lenses have been engineered to provide the highest performance in laser scanning or engraving systems. In addition to high power welding scan lenses, iivi also offers single or multi element scan lenses designed for laser marking, engraving, and cutting applications below 1kw.
Our f theta products is guided by our customers feedback and the trajectory of the industry as a whole. Best iphone camera lenses for professional photography the iphone takes remarkably good photos for a smartphone, but with the right accessories it can replace your digital slr entirely. Keyi manufactures scan lenses for co2 laser systems that are used for marking, engraving, via hole drilling, and more. The diffractionlimited, multipleelement, airspaced lens design is optimized for a flat field in the image plane and low f theta distortion. This video show how let marking area 100mm x 100mm lens change to 180mm x 180mm lens. Our new ftheta selector app helps you find the right lens based on your. The gas012 mounting bracket allows our f theta scan lenses and lsm05 telecentric scan lens to be used with our large beam galvo mirror systems. The glass type and thickness were chosen so that the dispersion matches the first and second order dispersion of the lsm scan lenses. Jinshida manufactures scan lenses for co2 laser systems that are used for marking, engraving, via hole drilling, and more. Ftheta scan lens on sales quality ftheta scan lens supplier. For many applications in laser scanning and engraving, a planar imaging field is desired for the best results. Choosing the right scanner system for individual applications involves finding the. Made from premium multicoated optics, each lens delivers sharp and stunning images.