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EO Imaging Lab Module 2: Gauging and Measurement Accuracy Overview

Learn how to specify imaging system components.

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EO Tech Tools Equations

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Innovations in Lens Measurement

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The Big Picture

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Don't overspecify machine-vision cameras

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Complex circuits challenge cameras

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Lens quality is key in machine vision

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Lens choices get more complicated

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Smaller sensor pixels challenge lens design

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Vision Systems for 3D Measurement Require Care to Ensure Alignment

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Can I cut the polarizing film to a specific dimension myself?

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Large Field of View Telecentric Lenses

Large field of view telecentric imaging lenses allow for reduction of measurement and inspection time. Learn more about large FOV lenses at Edmund Optics.

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What does the M<sup>2</sup> specification for a laser mean?

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How do I use high performance laser line bandpass and laser line longpass filters as pairs in raman spectroscopy?

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What is "straight line accuracy"?

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Magnifying Lenses: How to Choose a Magnifier

Learn everything you need to know about magnifying lenses & how to select the right magnifier for your application with help from the experts at Edmund Optics.

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Understanding Optical Lens Geometries

Optical lens geometries control light in different ways. Learn about Snell's Law of Refraction, lens terminology and geometries at Edmund Optics.

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How does reversing the orientation of a PCX lens affect the EFL and BFL in a setup?

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I am looking for a lens with a specific diopter. How can I tell which magnifier is right for me?

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Lens Spacers, Shims, and Focal Length Extenders

Want to learn how to extend a lens beyond its limits in an application? Learn more about spacers, shims, and focal length extenders at Edmund Optics.

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What are the challenges associated with increasing the diameter of optics like aspheric lenses?

The CNC polishing equipment used to fabricate the optics must have a large enough range of motion to properly polish the full asphere, and the weight of the...

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What is a scaled reticle?

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SAG Calculator

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Computer Generated Hologram Metrology

Computer Generated Hologram metrology provides a new solution for overcoming traditional asphere metrology. Learn more about CGH metrology at Edmund Optics.

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Axicons Review

Axicons are conical-shaped optical components used to create a ring-shaped beam.

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Edmund Optics TPA Ultrafast Autocorrelator by APE (700-1100nm) #11-760

Edmund Optics® manufactures thousands of precision aspheric lenses per month in our asphere manufacturing cell that operates 24 hours a day

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MercuryTL™ Liquid Lens Telecentric Lenses

The TECHSPEC® MercuryTL™ Liquid Lens Telecentric Lenses combine the parallax error correction and high image quality of a telecentric lens with the flexibility of an integrated liquid lens.

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Proper Optics Handling Techniques

Are you unsure of proper optics handling techniques?

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Simple Magnifier Calculator

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Introduction to Modulation Transfer Function

Want to know more about the Modular Transfer Function? Learn about the components, understanding, importance, and characterization of MTF at Edmund Optics.

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