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  • Mirror on Prism, an optical component combines the reflective capabilities of a mirror with the light manipulation properties of a prism, offering a versatile solution for optical systems. The Mirror on Prism from Z-optics serves as a bridge between traditional mirror applications and the unique characteristics of prisms. Its design optimizes space utilization while providing the reflective functionality essential for directing light in desired directions. This makes it an ideal component for applications where compactness and precise light control are paramount, such as in periscopes or complex optical setups.
  • Multimode Achromatic Fiber Collimators is used for wide band application. Chromatic aberration is elaborately compensated with special design on materials, curves, thickness and separation of lenses. Please use right connectors and fibers listed in tables.
  • Discover Z-Optics Notch Filters, precision-engineered optical components designed to selectively block specific wavelengths with high accuracy while maintaining excellent transmission outside the blocked band. Our notch filters are ideal for advanced optical systems requiring precise wavelength control, such as laser protection, fluorescence microscopy, Raman spectroscopy, and telecommunications.
    Key features of Z-Optics Notch Filters include:
    • Center Wavelengths: Available at 532 nm and 615 nm, tailored to your application needs.
    • FWHM (Full Width at Half Maximum): Ranges from 30 nm to 60 nm, ensuring effective spectral selectivity.
    • High Optical Density (OD): Up to OD 7, guaranteeing deep attenuation of unwanted wavelengths for improved signal clarity.
    • Wide Transmission Range: Efficiently transmits wavelengths outside the rejection band, supporting high system throughput.
    • Superior Coating Technology: Designed using advanced multilayer interference coatings for precise blocking and minimal insertion loss.
    • Durability and Stability: Crafted to maintain performance under varying environmental conditions, suitable for demanding industrial and scientific environments.
    Z-Optics Notch Filters utilize thin-film interference to achieve high rejection ratios at target wavelengths, while allowing the passage of other wavelengths with minimal loss. This makes them essential for applications where eliminating laser lines or specific spectral components enhances system accuracy and reduces noise. Choose Z-Optics Notch Filters for your optical system to benefit from enhanced wavelength isolation, reliable performance, and customizable options to meet exact project specifications. Elevate your optical setup with filters that deliver precision and efficiency in one compact component
  • Polarization-Maintaining Pigtailed  fiber collimators can ensure the linear polarization direction remains unchanged by using polarization-maintaining fiber. It improves the signal-to-noise ratio in interferometric measurement.
  • Reflective Achromatic Fiber Collimators uses a 90⁰ off-axis ellipsoidal mirror to couple free space laser beam into fiber or vice versa. Focal length of reflective mirror is irrelevant with wavelength. That makes it an idea solution to achromatic aberration. Al, Ag and Au is optional to be deposited as reflective film.
    • Aluminum averages greater than 90% reflectance from 200nm to the far infrared, except in the 750 – 900nm region where it averages around 85% reflectance.
    • Silver coatings can offer better performance in the visible and NIR from 450nm to 2μm.
    • For IR performance gold coatings offer high reflectivity of around 97% from 700nm up to 10μm.
  • Short Work Distance Pigtailed Fiber Collimators can focus light into a very small spot(several microns to dozens of microns diameter), which is important for some applications like topography, ranging.
  • At Z-Optics, our SHORTPASS FILTERS are precision-engineered optical filters designed to transmit wavelengths shorter than a specified cut-off point while effectively blocking longer wavelengths. These filters provide excellent optical density (OD) and broad operational wavelength ranges, making them indispensable components in diverse optical and photonics systems requiring sharp spectral cutoff.

    Key Features

    • Precise Cut-Off Wavelengths: Available across a range of cut-off wavelengths from 395 nm up to 950 nm, tailored for diverse UV, Visible, and NIR applications.
    • High Optical Density (OD): Optical blocking strength of OD3 to OD5 ensures minimal transmission of unwanted wavelengths, enhancing signal clarity and contrast.
    • Broad Wavelength Operation: Supports extended wavelength ranges from 200 nm up to 1100 nm depending on the model, allowing flexible integration in various optical setups.
    • Standard Diameters: Available in 12.7 mm and 25.4 mm diameters, compatible with most optical mounts and instrumentation.
    • Durable Coatings: Advanced multilayer dielectric coatings offer long-term stability, high laser damage thresholds, and resistance to environmental factors.
    • Customizable Options: Filters can be customized for specific cut-off wavelengths, diameter sizes, and operational ranges to suit unique application needs.

    Applications

    • Spectroscopy systems requiring sharp wavelength cutoff for signal isolation.
    • Fluorescence microscopy and biomedical imaging to separate excitation and emission bands.
    • Laser safety and beam shaping in industrial and scientific laser systems.
    • Optical sensing and environmental monitoring devices where wavelength selection is critical.
    • Machine vision and quality control inspection systems operating under variable lighting.
    • Multispectral and hyperspectral imaging to enhance spectral discrimination.
  • Single Mode Achromatic Fiber Collimators is used for wide band application. Chromatic aberration is elaborately compensated with special design on materials, curves, thickness and separation of lenses. Please use right connectors and fibers listed in tables.
  • Single mode pigtailed fiber collimators are used to transform the laser emitted from fiber into a parallel Gaussian beam by finely positioning the lens to fiber or couple the parallel Gaussian beam into fiber in inverse. It can be used in reflective type and thrubeam type. Normally, a sphere lens or GRIN lens is used in collimator to transform light. It can be divided into specified working distance collimators and wide working distance range collimators.
  • Each fiberport has five degrees of freedom adjustment U-Benches . Travel of X and Y direction is +/-0.7mm, Z >2mm, pitch and yaw +/- 4degree. It's used for applications requiring flexibility.
  • Ultra long work distance fiber collimators have over 2km work distance by expanding laser beam from fiber to dozens of millimeters, even over 100mm beam diameter. It's used in telemetry, illumination, lidar and so on, which project laser to remote distance. Multi-groups air-spaced lenses are used to optimize the power distribution. The beam spot is homogeneous and has clear board line.
  • Zoom fiber collimators can change beam size continuously while keeping beam pattern homogeneous and clear. It works like zoom lenses of camera, instead of only adjusting separation distance between lenses and fiber as focus adjustable fiber collimators. Beam quality is much better than focus adjusting. It can be used in telemetry, illumination, lidar and so on.
  • Barium Fluoride (BaF2) is the fastest known scintillator material; it has characteristics comparable to calcium fluoride but is more resistant to high-energy radiation. It is, however, more susceptible to water damage. Features
    • High-Energy Radiation Resistant
    • Transmission is excellent between 200nm - 12μm.
    • Provide high transmission without the use of AR coatings.
  • A special type of thick biconvex optical lens is a Ball lenses that usually has a sphere geometric shape. These are made of a single material such as BK7 or other optical glass/Fused Silica/CaF2 which is a commonly used material for ball lenses. The smallest lens we produced is < 0.5 mm. We can process ball lenses using all types of glass material. Our price for PV industry may be as low as USD0.02/pcs. We are developing CSD-based AR-coating to provide a low-cost PV-coating solution.
  • Absorption loss to the interference coating is minimal by applying dielectric coating, but partially polarizing is induced. If polarization-sensitive is critical, please use our broadband non-polarizing cube Beamsplitter or polarizing cube Beamsplitter.
  • Broadband Non-Polarizing Cube Beamsplitters are made up of a pair of high precision right angle prisms cemented together by a metallic dielectric coating on one of the prisms’ hypotenuse. Because of the metallic dielectric hybrid coating's low polarization dependence, the transmission and reflection of S- and P-polarization states can be within 10% of each other. These beamsplitters are spectrally flat across their specified wavelength ranges, which reduces the effects of changes in angle of incidence or converging/diverging beams. Metallic dielectric hybrid coating has <10% absorption, so don’t use it in high power laser.
  • Beamsplitters are used for separating or merging light beams. The two common forms Z-OPTICS LIMITED offers are Plates and cubes. Cubes are a simple, safe shape for applications with low power rates. The efficiency of beamsplitters depends largely on the parameters for the coating. The type, coating, transmission range and damage threshold should be taken into consideration when choosing beamsplitters.
  • The Caf2 (Calcium Fluoride) Wedge Beamsplitter is a cutting-edge optical component that has garnered significant attention across various scientific, industrial, and laser-based applications. This is meticulously designed to bifurcate incoming light into two separate beams, each with a predetermined ratio of reflected and transmitted light, making it an indispensable tool for precision light management within optical systems. The brilliance of the Caf2 Wedge Beamsplitter lies in its utilization of high-quality Calcium Fluoride, a material renowned for its exceptional optical properties. Calcium Fluoride is prized for its broad spectral transmission range, extending from the ultraviolet (UV) to the infrared (IR) regions, and its low refractive index. These attributes make it a superior choice for applications where optimal spectral transparency is essential. The wedge-shaped configuration of this beamsplitter introduces a gradual change in thickness across its surface, enabling precise control of the splitting ratio. This feature is particularly advantageous in applications such as interferometry and laser systems, where maintaining the phase and power of optical beams is paramount. The Caf2 Wedge Beamsplitter's precision and consistency empower researchers and engineers to achieve the level of accuracy demanded by their experiments and projects.
  • Beamsplitters are used for separating or merging light beams. The two common forms Z-OPTICS LIMITED offers are Plates and cubes. Cubes are a simple, safe shape for applications with low power rates. The efficiency of beamsplitters depends largely on the parameters for the coating. The type, coating, transmission range and damage threshold should be taken into consideration when choosing beamsplitters.
  • Beamsplitters are used for separating or merging light beams. The two common forms Z-OPTICS LIMITED offers are Plates and cubes. Cubes are a simple, safe shape for applications with low power rates. The efficiency of beamsplitters depends largely on the parameters for the coating. The type, coating, transmission range and damage threshold should be taken into consideration when choosing beamsplitters.
  • The ZnSe (Zinc Selenide) Wedge Beamsplitter is a optical component that has gained prominence in various scientific, industrial, and laser-based applications. This  is designed to split incident light into two separate beams, each with a specific ratio of reflected and transmitted light, making it an essential tool for precise light control in optical systems. The wedge-shaped design of this beamsplitter introduces a gradual change in thickness across its surface, allowing for precise control of the splitting ratio. This feature is particularly advantageous in interferometry and laser applications where controlling the phase and power of optical beams is crucial. The ZnSe Wedge Beamsplitter's accuracy and consistency empower researchers and engineers to achieve the level of precision required for their experiments and projects.
  • Beamsplitter Penta Prism is produced by bringing together a precision Penta Prism and a wedge prism and adding an appropriate interference coating to one of the typically reflective surfaces. Since minor motions of a Penta Prism do not influence the true right angle at which light rays are reflected, the difference between the light rays transmitted and reflected is highly controllable
  • Brewster Windows are windows that are meant to be used at Brewster's angle (usually uncoated). This is the angle at which only incident p-polarized light has 0% transmission loss. Instead of exterior mirrors, a Brewster window is an uncoated substrate positioned at Brewster's angle within a laser. This substrate works as a polarizer, allowing p-polarized light to enter and exit the window without reflection losses while reflecting s-polarized light. Features
    • Perfect for Laser Cavities.
    • A substrate with UV Fused Silica.
    • Without Reflection Losses, P-Polarized Light is Transmitted.
     
  • Calcium Fluoride (CaF2) Windows have a high damage threshold and low absorption and are transparent from 180 nm to 8µm. It is a great choice for FTIR analysis, excimer laser systems, spectroscopic windows, and thermal imaging systems. Features:
    • <1 arc-minute parallelism
    • Ideally suited for excimer laser applications.
    • Transparent in UV, visible, and infrared light.
    • A low absorption rate and a high damage threshold
    • In comparison to other IR materials, it has a low chromatic aberration.
  • Z-optics is a leading manufacturer of Corner Cube Retroreflectors for a wide range of applications. We are proud to be a biggest manufacturer of Corner Cube Retroreflectors worldwide, producing nearly half a million pieces each year. Our dedication to providing high-quality retroreflectors ensures that our customers receive the precision and reliability they need for their specific applications.
    One of our unique offerings is our n=2 corner cube retroreflectors. These retroreflectors are specially designed to operate in water without coating. This makes them perfect for use in marine or underwater environments, where traditional retroreflectors would require a coating to function properly. The n=2 corner cube retroreflectors are a cost-effective solution for underwater surveying, positioning, and geodesy applications. Our retroreflectors are made from precision-machined glass and feature three mutually perpendicular, flat mirrors that reflect light back along its original path. This design allows for efficient retroreflection of light, making our retroreflectors ideal for use in electronic distance measurement (EDM) instruments and satellite-based positioning systems. We offer a wide range of sizes and designs to suit different applications. Our Corner Cube Retroreflectors are available in standard and custom sizes, as well as with or without coatings. We also offer Corner Cube Retroreflectors with different wavelength ranges to suit different laser sources. At Z-optics, we pride ourselves on our commitment to quality and customer satisfaction. All of our Corner Cube Retroreflectors are manufactured to the highest standards and are backed by a comprehensive warranty.
    • Z-OPTICS has big catalog of cylindrical lens off-the-shelf for quick delivery and provides quick sampling service for new drawings.
    • Multiplicity of materials, Glass, Fused Silica, Sapphire, CaF2, ZnSe ….
    • Innovative low cost plano convex cylindrical lens is available.

    Overview

    • Ready Stock: Z-Optics offers a large catalog of cylindrical lenses available for fast delivery and custom sampling for your unique designs.
    • Material Multiplicity: Select from premium optical glass, fused silica, sapphire, CaF2, ZnSe, and more—a solution for every requirement.
    • Cost-Effective Options: Innovative low-cost plano convex cylindrical lenses and specialized shapes for demanding optical applications.

    What Is a Cylindrical Lens?

    A cylindrical lens focuses light into a straight line. Its surface is shaped from a cylinder, compressing images perpendicular to the axis and maintaining clarity parallel to it. These lenses are critical for correcting astigmatism, as well as precision tasks in spectroscopy, laser scanning, image projection, and advanced imaging systems. Explore a comprehensive description on Wikipedia - Cylindrical Lens for scientific insight.

    Product Features & Benefits

    • Wide range of sizes and focal lengths for scientific, industrial, and laser applications
    • Custom manufacturing to meet your specifications—reach out via the Contact Page for tailored solutions
    • Rigorous optical and quality inspections for every lens—learn more about our standards in our Lens Catalog (PDF)

    Technical Specifications

    • Materials: Fused Silica, Optical Glass, Sapphire, Calcium Fluoride (CaF2), Zinc Selenide (ZnSe)
    • Available Types: Plano-convex, plano-concave, custom geometries
    • Finish: Precision polished for low scatter and high optical clarity
    • Coatings: Broadband AR, laser-line AR, and custom options
    • Tolerances: Customizable to demanding research and OEM requirements

    Applications

    • Laser Scanning and Beam Shaping
    • Optical Communication Systems
    • Spectroscopy & Analytical Instruments
    • Imaging, Microscopy, and Machine Vision
    • Astigmatism Correction in Ophthalmology (AAO Resource)

    Ordering & Support

    For technical support or to discuss your requirements, visit our main optics page or refer to our full cylindrical lens portfolio.
  • Dove prisms are reflective prisms that are used to invert images. A truncated right-angle prism is used to build dove prisms. Roof prisms are commonly used in optical equipment like digital optoelectric products, imaging equipment, fingerprint systems, medical devices, precise digital control machinery and other optical fields, common science educational equipment, optical communication, etc.
  • All sides of an Equilateral Prism are the same length. This also implies that they have three 60-degree angles. They are beneficial in wavelength separation applications. They are also often used to refract light. This refraction demonstrates that white light is a blend of all the colours in the spectrum.
  • Fused Silica Windows are an excellent choice for high-precision, clear transmittance applications. They have low bulk scatter and autofluorescence, as well as incredibly high surface quality and parallelism. Many sectors use fused silica windows, including aircraft, astronomy, military and commercial avionics, medical and scientific instruments, academics and research, and industrial uses. They're an excellent choice for laser applications, spectroscopy, photolithography, vacuum windows, and a variety of other uses.  Discover premium Fused Silica Windows from z optics . 0.1 angstrom roughness can be achieved with super polishing.
  • A Germanium Window is an optical window that is opaque to UV and visible light but transmits a wide range of infrared radiation. Because of its low dispersion, it exhibits little chromatic aberration. Germanium is also a material commonly for IR windows and lenses in thermal imaging systems. Features -
    • Excellent for near-infrared and imaging applications.
    • Anti-reflection coating with a wavelength range of 8 to 12 µm.
    • This Window is ideal for low-power CO2 laser applications.
  • The hemispheres of the Half-ball lens have uniform light dispersion and are commonly used in high power LED and UV LED, focusing and coupling light. It has many advantages over silicone lens and plastic lens. Our half-ball lenses are made from BK7, B270, Fused Silica, Sapphire, and more. We can also deliver custom Half-Ball lenses and alternative materials in a range of diameters.
    • Why you should choose Z-Optics
    Cost-Effective: Offers low-cost, high-volume production with a yield of up to 1,000,000 pieces per month, ensuring an unbeatable price. • Material Versatility: From glass to crystal, such as BK7, B270, Borosilicate glass, UV Fused Silica, Sapphire, and ZnSe. • Customization: Allows for free choice of refractive index and lens height (0~full diameter), catering to specific needs. • Quick Delivery: Maintains a large off-the-shelf catalogue for rapid delivery and offers low-cost sampling for customized lenses. • Innovative Technology: Boasts unique technology, ensuring high production efficiency. • Trusted by Industry Leaders: Has served or is serving leading companies such as Cree, Luminus, Osram, and Samsung.
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