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The Annealing Process for Glass Material

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The annealing process is critical to the durability of glass. Among the variety of issues for improperly annealed glass is the probability of the glass to crack or shatter from just a slight temperature change. When glass is not annealed correctly, the thermal stress can significantly decrease the overall strength of the glass. The Annealing […]


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ULC Attends 2017 Pittcon Event to Be Held in Chicago

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The Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy, also known as Pittcon, is holding its annual Conference & Expo from March 5 – 9 in Chicago, IL. This prestigious five-day event will take place in McCormick Place, North America’s largest convention center and frequent site of trade-related events. Founded in 1950, Pittcon is a […]


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Witness Samples

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Witness samples are exactly as their name implies — samples of optical materials and/or coatings. Companies use witness samples as “witnesses” to a coating run in the thin film coating process. Witness samples allow testing without handling the actual part, to ensure the coating process is accurate before moving forward with the optical component.  When […]


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High Power Laser Mirrors

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As laser technology advances and becomes more cost effective, more and more industrial manufacturers are incorporating them into production processes. Industrial lasers today are used everywhere from the aerospace and military/defense industries to telecommunications and a variety of other industrial manufacturing sectors. The unsung heroes of laser processing are mirrors, specifically high power laser mirrors. […]


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Test Plates and Mirror Blanks

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United Lens Company (ULC) is celebrating 100 years of business, a considerable milestone. Over the past century, we lead the industry in the manufacture of precise, high quality test plates and mirror blanks. Test plates and mirror blanks are the first step in producing industrial quality mirrors, which are most commonly found in imaging equipment, […]


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Colored Filters

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While lens quality, illumination level, and aperture size are all important considerations in designing a machine vision system, colored filters can be instrumental in achieving the highest contrast images possible. Though seemingly insubstantial, colored filters are essential for achieving excellent image contrast and improving the overall performance of machine vision systems. They offer impressive individual […]


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Laser Debris Shields

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Laser technology is constantly, and quickly, advancing. As laser processing technologies improve, its uses also diversify. Today, lasers are regularly used in a multitude of industries, from aerospace and industrial manufacturing, to medical and military.  State of the art laser optical components drive all modern laser processing systems. The workhorses that make it all possible, […]


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ULC Featured on Engineering.com

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Engineering.com, a worldwide aggregator of leading industry voices, recently featured United Lens Company (ULC) in an article about laser optic protection. The article recognized ULC for its innovative debris shields and original equipment manufacturer (OEMs) laser cutting protection solutions. OEMs in automotive, medical, military, and commercial industries use laser techniques to precisely cut, weld, and […]


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Thin Film Coating Methods: Ion-Assisted Deposition

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United Lens Company (ULC) has been a leading manufacturer of optics since our founding 100 years ago. Today, ULC is one of the optical industry’s only vertically integrated companies. We offer a range of services, including a number of optical manufacturing processes performed in our Class 1000 Cleanroom. Thin Film Coating at ULC Depending on […]


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Education at Work: Manufacturing Opens Up a New World

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After graduating from high school in May of 2015, Bay Path Regional Technical Vocational student Nicholas Reid was selected to participate in a manufacturing skills training program sponsored by The Chamber of Central Mass South and several local manufacturers. The grant was administered by the Chamber’s Executive Director, Alix McNitt, and funded through a Regional […]

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