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Telecentric Lenses Explained: Precision Optics for Metrology, Inspection, and Machine Vision
Telecentric Lenses Explained: Precision Optics for Metrology, Inspection, and Machine Vision
This article is brought to you by Gentec-EO, a leading manufacturer of laser power measurement solutions. Telecentric lenses are among the most specialized and misunderstood optical components used in ...
Fresnel Lenses: 1800 – Present
Fresnel Lenses: 1800 – Present
When visiting lighthouses built in the 19th century, you may notice a strange hive like glass cage around the lamp. These are the Fresnel lenses, originally designed by Augustin Fresnel*. At the time, ...
Miniature Lens Types and Production for Optical Devices
Miniature Lens Types and Production for Optical Devices
The convenience and size of modern electronics make it easy to overlook the amount of engineering crammed into each device. For instance, most individuals do not consider what went into loading multiple ...