Avantier manufactures a wide range of custom optical filters, including hard coated dichroic filters and machine vision filters with excellent performance, ensuring optimal image contrast and accuracy by selectively transmitting specific wavelengths while blocking unwanted light. They are thin, offer high transmission, and are ideal for precision-demanding applications. Customization ava... (read more)

Avantier designs custom aspheric lenses that optimize optical performance by minimizing spherical aberrations. Our range includes Germanium for thermal imaging, lightweight plastic for AR/VR, and laser-grade optics for precision collimation, ensuring superior image quality and compact system integration. (read more)

Avantier Telecentric Lenses deliver constant magnification, minimal distortion, and precise measurement for demanding imaging tasks. Ideal for industrial inspection and metrology, we combine rugged construction, versatile working distances, and customizable options—fully tested in-house for reliable performance in harsh conditions. (read more)

Avantier specializes in custom fixed focal length lenses engineered for dependable, high-quality imaging. These prime lenses offer a constant focal length, stable field of view, and seamless system integration—making them ideal for robotics, machine vision, and wide-ranging industrial, scientific, and imaging applications. (read more)

Avantier’s germanium lenses are meticulously engineered from polished material for durability and corrosion resistance. Built for harsh conditions, they deliver reliable performance and are well-suited for demanding infrared, thermal imaging, and outdoor applications. (read more)

Avantier’s Ritchey‑Chrétien telescopes use aluminum and silicon carbide (SiC) for lightweight, thermally stable performance, delivering high‑precision imaging with reduced launch mass. They correct optical errors and support custom designs tailored to mission requirements. (read more)

Avantier offers microscope objective lenses delivering superior performance across NIR, NUV, and UV spectral ranges. Featuring advanced coatings, aberration correction, and infinity-corrected designs, they provide exceptional clarity and fidelity, enabling precise imaging for applications in material science, life sciences, and advanced research. (read more)

Avantier’s MEMS mirrors (Micro-Electro-Mechanical Systems mirrors) are compact, high-speed optical devices fabricated using semiconductor processes for precise beam steering and scanning. With micro-actuation, low power consumption, and frequencies up to 30 kHz, they enable reliable optical control in advanced photonic applications. (read more)

Avantier provides custom Zinc Selenide (ZnSe) lenses manufactured to precise specifications and sizes. These infrared optics offer excellent transmission and durability, making them well suited for thermal imaging systems, high-power CO₂ lasers, spectroscopy, and other demanding infrared optical applications. (read more)

Avantier excels in precision IR lenses for advanced applications in manufacturing, defense, research, and medicine. Our focus is on tailored solutions, spanning individual prototypes to large-scale production. Choose from our range of SWIR, LWIR, MWIR, and NIR lenses for diverse needs. (read more)

Avantier manufactures precision off‑axis parabolic (OAP) mirrors with customizable coatings and mounting options, delivering high‑efficiency, unobstructed beam control. Ideal for laser, imaging, infrared, and advanced optical systems with SM‑threaded, unthreaded, or post‑mountable adaptors. (read more)

Avantier develops precision microlens arrays providing uniform beam shaping, optimized light control, and superior optical performance. Designed for LiDAR, imaging, sensing, AR/VR, biomedical, and laser systems, these arrays are fully customizable to meet each application’s specific requirements. (read more)

Avantier specializes in custom high-precision optical domes for aerospace, underwater, and surveillance. Engineered with materials like sapphire and fused silica, these high-precision solutions offer superior pressure resistance, wider fields of view, and exceptional durability, ensuring reliable optical performance in the harshest environments. (read more)

High-Precision Relay Lenses: Engineered to transmit image and pupil planes with superior resolution and minimal distortion. Designed for long, stable optical paths, these lenses preserve magnification and image integrity, making them ideal for microscopy, endoscopy, machine vision, laser scanning, and metrology. (read more)

Germanium Optical Domes: Precision-engineered components shielding sensitive optical systems. With exceptional IR transmission from 2–14 µm, they withstand extreme environments and contaminants. Ideal for aerospace, defense, and remote sensing, these domes ensure optical clarity and consistent performance over flat windows. (read more)

Freeform optics enable advanced optical system designs with enhanced performance and flexibility. Avantier delivers custom freeform optics for industrial, defense, research, and medical applications, offering specialized design, prototyping, and scalable manufacturing for high-precision imaging and complex optical systems. (read more)

Avantier manufactures custom silicon carbide mirrors for demanding applications like telescopes, satellites, and high-speed scanning. These lightweight, thermally stable optics leverage precision machining and advanced metrology to deliver superior performance and high-quality finishes for critical aerospace and defense missions. (read more)

Avantier’s large lenses are meticulously crafted for demanding applications. Featuring high apertures for low-light enhancement and specialized UV, visible, IR coatings, these precision optics ensure high image quality with minimized aberrations. They deliver reliable, high-performance results even in challenging environments. (read more)

Ultra-lightweight mirrors are vital for space applications, reducing mass without sacrificing precision. Avantier specializes in custom mirrors for aerospace, defense, and satellite imaging, ensuring exceptional rigidity and thermal stability. These mirrors deliver high surface accuracy while minimizing weight for launch and long-term performance in demanding environments. (read more)

Avantier offers custom optical mirrors for high-performance applications across life sciences, metrology, astronomy, aerospace, and solar engineering, including OAP and SiC mirrors. With tailored substrates, coatings, and geometries, our mirrors deliver precise light control, thermal stability, and lightweight performance. (read more)

Avantier’s large optical domes are available in custom sizes—often over 100 mm diameter—with tailored shapes and materials like BK7, fused silica, sapphire, and more. Engineered for visible, UV, and infrared transmission, they protect sensitive systems with durable, high-clarity optics. (read more)

Avantier delivers custom F-theta lenses for laser scanning, engraving, and cutting systems. Our optical engineers design and assemble multi-element lenses tailored to application needs, ensuring high performance, flat field imaging, and rigorous testing to meet exacting industry standards. (read more)

Avantier designs and manufactures custom precision optics and integrated lens assemblies for quantum computing systems. We work closely with engineering teams to deliver ultra-low-loss, thermally stable optical solutions that improve qubit performance, optical efficiency, and system scalability. (read more)

Materials for Precision Optics

Avantier’s Large Size Prism, available in various materials including glass, metal, crystal, and plastic, offers a versatile range of solutions tailored to meet the specific demands of diverse applications. The choice of material for a prism plays a pivotal role, directly influencing the performance and reliability of the optical system... (read more)

Avantier excels in customizable beam expanders for laser applications. They offer multi-prism and lens-based designs, including Keplerian and Galilean configurations. With a magnification range of 1.5 to 10 times, their optics ensure precise collimation, high transmittance, and effectiveness under high-power conditions. Tailored to specific needs, Avantier's beam expanders are a reliable... (read more)

Avantier excels in precise concave spherical mirror manufacturing, using computer-controlled tools and post-processing techniques. They offer custom solutions, collaborating on unique designs, and maintain high quality through advanced facilities and stringent checks. (read more)

Avantier leads SWIR research with cutting-edge substrates and tech. Our expert team crafts custom SWIR lenses to your specs, offering fixed or zoom options with superior transmission and spatial resolution. (read more)

Avantier’s BK7 windows are ideally suited for rigorous optical applications, attainable with laser-grade precision. BK7 glass boasts a density of 2.51 g/cm³ and a Knoop hardness rating of 610. Its coefficient of thermal expansion measures approximately 7.1 x 10^-6 K in the range from -30 °C to +70 °C, and about 8.3 x 10^-6/K from +20 °C to +300 °C. (read more)

Avantier's tailored Precision Reflectors feature a concave spherical front, BK7 glass for clarity, and a dual coating of aluminum for reflectivity and MgF2 for protection. (read more)

Avantier provides laser lenses for diverse laser systems, with collimating and focusing lenses. Laser line generators and ring generators transform laser beams. (read more)

At Avantier, we produce custom polymer optics for a wide variety of applications. More than fifty years of experience in optical design and manufacturing enables our team to produce high-performance optics suitable for even the most demanding applications, and we’re proud of our track record of excellence. (read more)

Avantier is a premium producer of custom optical solutions and is fully equipped with state-of-the-art manufacturing equipment for producing acylindrical lenses, including diamond turning machines and CNC technology. We also have a wide range of substrates available in-house, including various grades of optical glass, Ge, Calcium Fluoride, and Zinc Selenide. (read more)

Avantier produces custom light pipe homogenizing rods in square and hexagonal configurations. While a square configuration is standard, a hexagonal configuration has the potential to provide 35% less light loss versus the comparable square configuration, providing shorter pipes for homogenizing the output of high NA (numerical aperture) sources, or longer light pipes for use with low NA... (read more)

UV lenses are optical marvels, tailored for wavelengths <400 nm. Ideal for UV laser tasks, focusing, and collimation. Avantier crafts bespoke UV lenses. Depending on design and substrates, they excel beyond UV, encompassing VIS, NIR, and IR spectra alongside the UV range, especially UV fused silica lenses. (read more)

Transparent spherical balls, crafted from glass or optical materials, serve as beam collimators for optical fibers. They facilitate signal coupling between emitters, detectors, and fibers, with applications spanning endoscopy, optical sensors, and barcode scanning. Material selection hinges on numerical aperture, with prevalent choices being UV-grade fused silica, sapphire, and BK7 glass. (read more)

Avantier introduces its thin film cube Beamsplitters, a cutting-edge product that merges the exceptional characteristics of Laser Polarizing Beamsplitters discussed earlier, while also providing the advantage of broadband application. (read more)

A bandpass filter allows specific light wavelengths, from <1 nm to a few hundred nm, to pass through based on substrate and coatings, ideal for UV, VIS, or IR applications. (read more)

At Avantier we are well equipped to produce cylindrical lenses to any custom radii and to a wide variety of specifications. Substrates available include Schott, Ohara, CDGM, UV Fused Silica, MgF2, CaF2, ZnSe, and ZnS. Our optical engineers can help you design the ideal custom lens for your application, whether that is a plano-convex cylindrical lens, a plano-concave cylindrical lens, and... (read more)

Among the various options for optical materials, germanium emerges as a cornerstone in the creation of Medium-Wave Infrared (MWIR) Lenses. Avantier utilizes germanium’s unique properties to pioneer new dimensions in MWIR imaging. This article delves into the pivotal role germanium plays in our MWIR lenses, unveiling its exceptional attributes and diverse applications. (read more)

Avantier specializes in crafting high-performance LWIR Lenses, tailored for the 8000 – 12000 nanometers long-wave infrared wavelength range. Our lenses empower diverse sectors, from medicine to industry, security, and defense, by harnessing the imperceptible infrared spectrum. (read more)

Avantier Inc. offers varied sizes and custom options. Sizes 2-100 mm, ideal for thermal imaging and IR lasers. Coatings: 2-14 µm or 8-12 µm (BBAR or DLC/BBAR) for app-specific needs. Precise flatness (1/2 Lambda) and <3 arc min parallelism ensure optimal optics. Superior surface (20-10) and >47.5% @ 3.7-4.8 µm transmission enhance thermal imaging performance. (read more)

Avantier offers Infrared Germanium Aspheric Lenses, which are groundbreaking optics, leveraging aspheric lens design and germanium’s properties for superior infrared performance. They excel in correcting aberrations, ensuring high-quality imaging in various IR applications like thermal imaging, surveillance, remote sensing, and IR spectroscopy (read more)

Avantier specializes in manufacturing a diverse range of high-quality infrared optics, such as lenses, prisms, windows, mirrors, and laser and imaging assemblies.
We utilize cutting-edge equipment to achieve exceptional precision and surface quality, ensuring that each piece undergoes rigorous quality controls. (read more)

Spherical lenses offered by Avantier are designed to meet a wide range of applications, from microscopy to laser processing and medical research to defense. This versatility makes them suitable for various industries and purposes. (read more)

Avantier manufactures a wide range of high precision laser optics.
- State-of-the-art equipment for consistent performance in demanding conditions.
- Suitable for CO2 lasers, fiber lasers, solid-state lasers, and laser diodes. (read more)

Avantier Inc. provides custom optical design services that transform complex requirements into manufacturable, high-precision optical systems. From concept development and prototyping to production-ready designs, we support aerospace, defense, quantum, industrial, and scientific applications with solutions optimized for performance, reliability, scalability, and cost-effective manufactur... (read more)

At Avantier we pride ourselves on our customer service and our ability to be able to provide a custom experience to anyone who requires unique optical parts. Over 50 years of experience in optical engineering has equipped us with the tools to reverse engineer almost any optical device, and we would be glad to help you make your dreams reality. (read more)

Avantier's Mechanical Engineering service plays a crucial role in designing imaging and optical systems. Our experts collaborate with optical specialists to create precise and reliable components for cameras, telescopes, microscopes, and precision instruments. Tailored solutions cater to industries like pharmaceutical and endoscopy, ensuring optimal performance. (read more)

Avantier's Optical Metrology Service offers cutting-edge measurement solutions utilizing light radiation. With a wide range of non-destructive, fast, and contactless optical techniques, Avantier provides accurate measurements for various applications. Avantier excels in producing high-performance metrology equipment for research, industry, aerospace, and defense. (read more)

Optical metrology is the science and technology of measurements made by light radiation. (read more)