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Video Resources

Understanding Collimation to Determine Optical Lens Focal Length

Collimated light occurs when light rays travel parallel to each other. Monica Rainey, Optical Engineer, explains how to collimate a divergent light source, and how to use collimated light to determine the focal length of a simple optical lens.

From singlet, doublet, or triplet lens designs to achromatic, aspheric, cylinder, ball, or fresnel, we have thousands of choices for the UV, visible, or IR spectrum.

Manufacturing, surface, and material specifications are often confusing. Let EO decode the puzzle of optical specifications with this application note containing brand-new content and illustrations.

Optical lenses are the most important tools in optical design for controlling light. Review 10 common types to choose the right ones for your application.

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