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American Owned & Operated
Esco Optics is a leading manufacturer of custom and catalog optics, precision optical components, and ITAR optics in the United States.
Conversion Tools
Esco Optics provides the resources below for your understanding and calculations in making better decisions for your specific needs. If you have any questions you can contact us at 1-800-922-3726 or email sales@escooptics.com. For modifying a catalog optic or a custom optic please use our fast online form.
Our catalog
To view our full catalog of optics, formulas, material data please click here.
Esco Optical Calculator
Our calculator brings everything you need for custom optics calculations to one place. It was designed to aid Esco customers, technicians, engineers, students, and industry professionals with access to a comprehensive set of conversion tools and charts.
Heraeus® Transmission Calculator
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Glass Reference
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Flatness Conversion Table
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Angle and Photometric Conversion Chart
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Density Conversion Chart
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Quality Optics from a Trusted Supplier
Military & Defense Supplier
As the leader for military and defense optics in the United States, Esco Optics adheres to the International Traffic in Arms Regulations.
ITAR Registered & Compliant
ITAR registered and compliant, Esco manufactures ITAR optics for all of its customers with the strictest confidentiality.