Application notes

Cognex Blog for sensing and inspection decisions.

Read practical notes about range selection, response time, calibration routing, industrial communication, and inspection evidence.

Application Note

Cognex Vision Sensor FAQ: What 8 Years of Integration Mistakes Taught Me

Practical answers to common Cognex vision sensor questions from an automation engineer who's made the mistakes so you don't have to. Covers vision sensors vs full systems, deep learning, integration timelines, lighting, buying direct vs integrator, and real project budgets.

Jane Smith
Application Note

How to Get Your Cognex Vision System Verified: A Quality Inspector's 7-Point Checklist

A quality compliance manager's 7-point checklist for verifying Cognex machine vision systems—covering the Cognex official website, Cognex downloads, electrical verification with a Fluke 110 Plus essential multimeter, RF interference scans with an RF spectrum analyzer, barcode read-rate validation, and lab-line labeling tools.

Jane Smith
Application Note

Why Your Measurements Are Lying to You—and What It Costs

Measurement errors are expensive. A quality manager explains why cheap tools and skipped calibration cost more than you think, and how to fix it before you buy that next thermal camera or contact Cognex for a vision system.

Jane Smith
Application Note

I Saved 32% on a Vision Sensor and It Cost Us $40,000

A procurement manager's candid story about choosing budget vision sensors over Cognex, discovering the true total cost of ownership, and learning that quality inspection directly shapes how customers perceive your business.

Jane Smith