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Avantier is a vertically integrated leader in high-precision custom optics, delivering end-to-end solutions for complex optical challenges. From prototyping to full-scale production...
Universe Optics designs and manufactures precision assembled optics including UV quartz lenses, CCD and CMOS lenses, CCTV and diode laser lenses, and hi-res lenses.
Manufacturer of catalog and custom optical filters for demanding applications across the spectrum. ISO 9001 and B Corp certified.

Featured Content

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Optical coatings are the silent enablers of modern photonics. By depositing functional thin films via precise physical or chemical methods, we manipulate the fundamental properties...
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Infinite Conjugate Microscope Objective: Design Principles, Imaging Performance & Advanced Applications Achieving the ideal balance between complex optical path design...
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Why Risk Reduction is Mission-Critical In space missions, failure is not an option. Optical components—mirrors, lenses, filters, and coatings—must perform flawlessly...
Courtesy of Avantier Inc
Finite Conjugate Tube Lens Design
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Introduction to Finite Conjugate Tube Lens Design In precision optical imaging, particularly in biological microscopy and industrial inspection, the finite...
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In advanced product development, optical subsystems often determine the success or failure of the final system. In sectors such as spaceborne instrumentation, biomedical...
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Optical Design: Balancing Resolution, Field of View, and Working Distance The objective lens is engineered to achieve high resolution, wide field of view (2500 μm × 400...
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Neutral density (ND) filters, a crucial tool in photography and photometric measurements, serve to uniformly modify light intensity without introducing color distortion. Avantier...
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Bandpass Filters A bandpass filter transmits a well-defined range of wavelengths of light while blocking all others. The width of the transmitted band can be as narrow as less...
Image courtesy of Chroma Technology
Spectra Viewer Phase 2
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BELLOWS FALLS, Vermont, 4/16/2025 Chroma Technology, a leader in optical filter solutions, has announced a major upgrade to its Spectra Viewer, bringing powerful new tools...
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Chroma Technology New Packaging
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  BELLOWS FALLS, Vermont, 7/12/2024 Chroma is pleased to announce an upgrade to their packaging.  This update is a transition to boxes which are 100% recyclable. Our...
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Silicon Carbide Optics There’s a reason that silicon carbide optics are becoming more and more prevalent in the semiconductor industry as well as in aerospace, astronomy...
Courtesy of Avantier Inc
Micro prism
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Case Study Introduction: Micro Prism Micro prisms are a key technology in optics, enabling precise light manipulation at very small scales. Micro prisms are tiny optical components...
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Sometimes bigger is just better. And when you really need a large optic, there’s no small optic that can substitute. But large optics are expensive, and not just a ...
Courtesy of Avantier Inc
Optical Domes with flange
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Introduction Optical domes, also known as dome windows, are specialized types of protection windows used in various optical detecting and imaging systems. Optical domes consist...
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Key Takeaways: Flow cytometry is a method for studying cells using fluorescent tagging and optical analysis as they flow past a laser. Improving the signal-to-noise ratio (SNR...
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Introduction Optical polarization is a phenomenon where light waves oscillate in a specific direction, leading to various applications across a wide range of fields. Understanding...

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Courtesy of Changchun Yutai Optics
Optical Bandpass Filters